{"title":"Polymer Trainers","description":"\u003cp data-end=\"475\" data-start=\"327\"\u003e\u003cstrong data-end=\"382\" data-start=\"327\"\u003eOur lightest trainers ever — perfect for beginners.\u003c\/strong\u003e\u003cbr data-end=\"385\" data-start=\"382\"\u003eMade from durable polymer, they’re easy to control, quiet, and safe for everyday practice.\u003c\/p\u003e\n\u003cp data-end=\"547\" data-start=\"477\"\u003e🔥 Ultra-lightweight\u003cbr data-end=\"500\" data-start=\"497\"\u003e🙌 Beginner-friendly\u003cbr data-end=\"523\" data-start=\"520\"\u003e💪 Durable polymer build\u003c\/p\u003e","products":[{"product_id":"bfx-poly-v1","title":"BFX Poly v1","description":"\u003cdetails\u003e\n  \u003csummary\u003e\n    \u003cstrong\u003eDetails\u003c\/strong\u003e\n    \u003cspan class=\"details-arrow\"\u003e▸\u003c\/span\u003e\n  \u003c\/summary\u003e\n\n  \u003cp\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/p\u003e\n\n  \u003cp\u003e\n    The \u003cstrong\u003eBFX Poly Series balisong trainers\u003c\/strong\u003e are designed for safe, lightweight, and approachable practice.\n    Their polymer construction keeps the trainers easy to control while reducing impact and noise,\n    making them an excellent choice for beginners and younger users.\n  \u003c\/p\u003e\n\n  \u003cp\u003e\n    The non-sharp, rounded trainer design allows for confident training without the intimidation\n    of metal trainers. Whether you’re learning your first flips or practicing casually indoors,\n    the BFX Poly Series delivers a smooth and low-stress training experience.\n  \u003c\/p\u003e\n\n  \u003cp\u003e\n    Built for everyday use, Poly Series trainers are durable, quiet, and easy to maintain.\n    They are ideal for those looking for a safe introduction to balisong flipping\n    without sacrificing balance or control.\n  \u003c\/p\u003e\n\n  \u003cp\u003e\u003cstrong\u003eWhat’s Included\u003c\/strong\u003e\u003c\/p\u003e\n\n  \u003cul\u003e\n    \u003cli\u003ePolymer balisong trainer\u003c\/li\u003e\n    \u003cli\u003eProtective carry pouch\u003c\/li\u003e\n    \u003cli\u003eSpare washers and screws\u003c\/li\u003e\n    \u003cli\u003eHigh-quality screwdriver set\u003c\/li\u003e\n    \u003cli\u003eThread locker for secure tuning\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\n  \u003cul\u003e\n    \u003cli\u003eNon-sharp, rounded trainer design\u003c\/li\u003e\n    \u003cli\u003eLightweight polymer construction\u003c\/li\u003e\n    \u003cli\u003eQuiet and safe for indoor practice\u003c\/li\u003e\n    \u003cli\u003eBeginner- and kid-friendly feel\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003cdetails\u003e\n    \u003csummary\u003e\n      \u003cstrong\u003eSpecifications\u003c\/strong\u003e\n      \u003cspan class=\"details-arrow\"\u003e▸\u003c\/span\u003e\n    \u003c\/summary\u003e\n\n    \u003cul\u003e\n      \u003cli\u003eTotal Length: 9.45 in (24 cm)\u003c\/li\u003e\n      \u003cli\u003eTrainer Blade Length: 3.86 in (9.8 cm)\u003c\/li\u003e\n      \u003cli\u003eHandle Length: 5.51 in (14 cm)\u003c\/li\u003e\n      \u003cli\u003eWeight: 2.5 oz (71 g)\u003c\/li\u003e\n      \u003cli\u003eMaterial: Polymer\u003c\/li\u003e\n      \u003cli\u003eBlade Type: Non-sharp trainer\u003c\/li\u003e\n      \u003cli\u003eLocking System: None\u003c\/li\u003e\n      \u003cli\u003eSpring Mechanism: None\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails\u003e\n    \u003csummary\u003e\n      \u003cstrong\u003eMini FAQ\u003c\/strong\u003e\n      \u003cspan class=\"details-arrow\"\u003e▸\u003c\/span\u003e\n    \u003c\/summary\u003e\n\n    \u003cul\u003e\n      \u003cli\u003e\n        \u003cstrong\u003eIs this trainer safe for beginners and younger users?\u003c\/strong\u003e\u003cbr\u003e\n        Yes. The BFX Poly Series features a non-sharp, rounded trainer design and is one of the safest\n        options for beginners and younger users under supervision.\n      \u003c\/li\u003e\n\n      \u003cli\u003e\n        \u003cstrong\u003eDoes this trainer require lubrication?\u003c\/strong\u003e\u003cbr\u003e\n        Most color variants require lubrication for smooth performance. We recommend dedicated balisong\n        lubricants such as \u003cstrong\u003eKPL oil\u003c\/strong\u003e, or \u003cstrong\u003esewing machine oil (white mineral oil)\u003c\/strong\u003e\n        as a more affordable option.\u003cbr\u003e\n        \u003cstrong\u003eThe Black (Teflon Washers) variant does not require lubrication.\u003c\/strong\u003e\u003cbr\u003e\n        Do not use WD-40.\n      \u003c\/li\u003e\n\n      \u003cli\u003e\n        \u003cstrong\u003eWill the screws need adjustment?\u003c\/strong\u003e\u003cbr\u003e\n        Yes. Initial tuning is normal, especially when the trainer is new. Securing screws with thread\n        locker is recommended for consistent performance.\n      \u003c\/li\u003e\n\n      \u003cli\u003e\n        \u003cstrong\u003eAre tools included?\u003c\/strong\u003e\u003cbr\u003e\n        Yes. The set includes high-quality screwdrivers and thread locker.\n        A detailed setup guide and instructional video will be sent by email after purchase.\n      \u003c\/li\u003e\n\n      \u003cli\u003e\n        \u003cstrong\u003eIs this trainer loud during use?\u003c\/strong\u003e\u003cbr\u003e\n        No. Polymer trainers are quiet and well-suited for indoor practice.\n      \u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/details\u003e\n\n\u003c\/details\u003e\n","brand":"ButterflyEFX","offers":[{"title":"Blue\\White","offer_id":52029702340951,"sku":"14:173#Blue","price":40.99,"currency_code":"USD","in_stock":true},{"title":"White","offer_id":52029702373719,"sku":"14:29#White","price":40.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/2121\/8135\/files\/NIEBIESKI_Z_OKRAGLA_GLOWA_85fb89c7-fb9c-489a-9ef4-7662865ce27d.jpg?v=1761658924"},{"product_id":"bfx-poly-v2","title":"BFX Poly v2","description":"\u003cdetails\u003e\n  \u003csummary\u003e\n    \u003cstrong\u003eDetails\u003c\/strong\u003e\n    \u003cspan class=\"details-arrow\"\u003e▸\u003c\/span\u003e\n  \u003c\/summary\u003e\n\n  \u003cp\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/p\u003e\n\n  \u003cp\u003e\n    The \u003cstrong\u003eBFX Poly Series balisong trainers\u003c\/strong\u003e are designed for safe, lightweight, and approachable practice.\n    Their polymer construction keeps the trainers easy to control while reducing impact and noise,\n    making them an excellent choice for beginners and younger users.\n  \u003c\/p\u003e\n\n  \u003cp\u003e\n    The non-sharp, rounded trainer design allows for confident training without the intimidation\n    of metal trainers. Whether you’re learning your first flips or practicing casually indoors,\n    the BFX Poly Series delivers a smooth and low-stress training experience.\n  \u003c\/p\u003e\n\n  \u003cp\u003e\n    Built for everyday use, Poly Series trainers are durable, quiet, and easy to maintain.\n    They are ideal for those looking for a safe introduction to balisong flipping\n    without sacrificing balance or control.\n  \u003c\/p\u003e\n\n  \u003cp\u003e\u003cstrong\u003eWhat’s Included\u003c\/strong\u003e\u003c\/p\u003e\n\n  \u003cul\u003e\n    \u003cli\u003ePolymer balisong trainer\u003c\/li\u003e\n    \u003cli\u003eProtective carry pouch\u003c\/li\u003e\n    \u003cli\u003eSpare washers and screws\u003c\/li\u003e\n    \u003cli\u003eHigh-quality screwdriver set\u003c\/li\u003e\n    \u003cli\u003eThread locker for secure tuning\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\n  \u003cul\u003e\n    \u003cli\u003eNon-sharp, rounded trainer design\u003c\/li\u003e\n    \u003cli\u003eLightweight polymer construction\u003c\/li\u003e\n    \u003cli\u003eQuiet and safe for indoor practice\u003c\/li\u003e\n    \u003cli\u003eBeginner- and kid-friendly feel\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003cdetails\u003e\n    \u003csummary\u003e\n      \u003cstrong\u003eSpecifications\u003c\/strong\u003e\n      \u003cspan class=\"details-arrow\"\u003e▸\u003c\/span\u003e\n    \u003c\/summary\u003e\n\n    \u003cul\u003e\n      \u003cli\u003eTotal Length: 9.45 in (24 cm)\u003c\/li\u003e\n      \u003cli\u003eTrainer Blade Length: 3.86 in (9.8 cm)\u003c\/li\u003e\n      \u003cli\u003eHandle Length: 5.51 in (14 cm)\u003c\/li\u003e\n      \u003cli\u003eWeight: 2.5 oz (71 g)\u003c\/li\u003e\n      \u003cli\u003eMaterial: Polymer\u003c\/li\u003e\n      \u003cli\u003eBlade Type: Non-sharp trainer\u003c\/li\u003e\n      \u003cli\u003eLocking System: None\u003c\/li\u003e\n      \u003cli\u003eSpring Mechanism: None\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails\u003e\n    \u003csummary\u003e\n      \u003cstrong\u003eMini FAQ\u003c\/strong\u003e\n      \u003cspan class=\"details-arrow\"\u003e▸\u003c\/span\u003e\n    \u003c\/summary\u003e\n\n    \u003cul\u003e\n      \u003cli\u003e\n        \u003cstrong\u003eIs this trainer safe for beginners and younger users?\u003c\/strong\u003e\u003cbr\u003e\n        Yes. The BFX Poly Series features a non-sharp, rounded trainer design and is one of the safest\n        options for beginners and younger users under supervision.\n      \u003c\/li\u003e\n\n      \u003cli\u003e\n        \u003cstrong\u003eDoes this trainer require lubrication?\u003c\/strong\u003e\u003cbr\u003e\n        Most color variants require lubrication for smooth performance. We recommend dedicated balisong\n        lubricants such as \u003cstrong\u003eKPL oil\u003c\/strong\u003e, or \u003cstrong\u003esewing machine oil (white mineral oil)\u003c\/strong\u003e\n        as a more affordable option.\u003cbr\u003e\n        \u003cstrong\u003eThe Black (Teflon Washers) variant does not require lubrication.\u003c\/strong\u003e\u003cbr\u003e\n        Do not use WD-40.\n      \u003c\/li\u003e\n\n      \u003cli\u003e\n        \u003cstrong\u003eWill the screws need adjustment?\u003c\/strong\u003e\u003cbr\u003e\n        Yes. Initial tuning is normal, especially when the trainer is new. Securing screws with thread\n        locker is recommended for consistent performance.\n      \u003c\/li\u003e\n\n      \u003cli\u003e\n        \u003cstrong\u003eAre tools included?\u003c\/strong\u003e\u003cbr\u003e\n        Yes. The set includes high-quality screwdrivers and thread locker.\n        A detailed setup guide and instructional video will be sent by email after purchase.\n      \u003c\/li\u003e\n\n      \u003cli\u003e\n        \u003cstrong\u003eIs this trainer loud during use?\u003c\/strong\u003e\u003cbr\u003e\n        No. Polymer trainers are quiet and well-suited for indoor practice.\n      \u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/details\u003e\n\n\u003c\/details\u003e\n","brand":"ButterflyEFX","offers":[{"title":"Black (Teflon washers)","offer_id":52029702799703,"sku":"14:366#Black weight Teflon","price":45.99,"currency_code":"USD","in_stock":true},{"title":"Dark Grey","offer_id":52029702832471,"sku":"14:200004890#Dark greyr weight","price":45.99,"currency_code":"USD","in_stock":true},{"title":"Arctic White","offer_id":52029702865239,"sku":"14:200003699#WhiteCounter weight","price":45.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/2121\/8135\/files\/CZARNY_2bcadf08-67e1-4e5a-8ab1-674ccbe96640.jpg?v=1761660761"},{"product_id":"bfx-poly-v3","title":"BFX Poly v3","description":"\u003cdetails\u003e\n  \u003csummary\u003e\n    \u003cstrong\u003eDetails\u003c\/strong\u003e\n    \u003cspan class=\"details-arrow\"\u003e▸\u003c\/span\u003e\n  \u003c\/summary\u003e\n\n  \u003cp\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/p\u003e\n\n  \u003cp\u003e\n    The \u003cstrong\u003eBFX Poly Series balisong trainers\u003c\/strong\u003e are designed for safe, lightweight, and approachable practice.\n    Their polymer construction keeps the trainers easy to control while reducing impact and noise,\n    making them an excellent choice for beginners and younger users.\n  \u003c\/p\u003e\n\n  \u003cp\u003e\n    The non-sharp, rounded trainer design allows for confident training without the intimidation\n    of metal trainers. Whether you’re learning your first flips or practicing casually indoors,\n    the BFX Poly Series delivers a smooth and low-stress training experience.\n  \u003c\/p\u003e\n\n  \u003cp\u003e\n    Built for everyday use, Poly Series trainers are durable, quiet, and easy to maintain.\n    They are ideal for those looking for a safe introduction to balisong flipping\n    without sacrificing balance or control.\n  \u003c\/p\u003e\n\n  \u003cp\u003e\u003cstrong\u003eWhat’s Included\u003c\/strong\u003e\u003c\/p\u003e\n\n  \u003cul\u003e\n    \u003cli\u003ePolymer balisong trainer\u003c\/li\u003e\n    \u003cli\u003eProtective carry pouch\u003c\/li\u003e\n    \u003cli\u003eSpare washers and screws\u003c\/li\u003e\n    \u003cli\u003eHigh-quality screwdriver set\u003c\/li\u003e\n    \u003cli\u003eThread locker for secure tuning\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\n  \u003cul\u003e\n    \u003cli\u003eNon-sharp, rounded trainer design\u003c\/li\u003e\n    \u003cli\u003eLightweight polymer construction\u003c\/li\u003e\n    \u003cli\u003eQuiet and safe for indoor practice\u003c\/li\u003e\n    \u003cli\u003eBeginner- and kid-friendly feel\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003cdetails\u003e\n    \u003csummary\u003e\n      \u003cstrong\u003eSpecifications\u003c\/strong\u003e\n      \u003cspan class=\"details-arrow\"\u003e▸\u003c\/span\u003e\n    \u003c\/summary\u003e\n\n    \u003cul\u003e\n      \u003cli\u003eTotal Length: 9.45 in (24 cm)\u003c\/li\u003e\n      \u003cli\u003eTrainer Blade Length: 3.86 in (9.8 cm)\u003c\/li\u003e\n      \u003cli\u003eHandle Length: 5.51 in (14 cm)\u003c\/li\u003e\n      \u003cli\u003eWeight: 2.5 oz (71 g)\u003c\/li\u003e\n      \u003cli\u003eMaterial: Polymer\u003c\/li\u003e\n      \u003cli\u003eBlade Type: Non-sharp trainer\u003c\/li\u003e\n      \u003cli\u003eLocking System: None\u003c\/li\u003e\n      \u003cli\u003eSpring Mechanism: None\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails\u003e\n    \u003csummary\u003e\n      \u003cstrong\u003eMini FAQ\u003c\/strong\u003e\n      \u003cspan class=\"details-arrow\"\u003e▸\u003c\/span\u003e\n    \u003c\/summary\u003e\n\n    \u003cul\u003e\n      \u003cli\u003e\n        \u003cstrong\u003eIs this trainer safe for beginners and younger users?\u003c\/strong\u003e\u003cbr\u003e\n        Yes. The BFX Poly Series features a non-sharp, rounded trainer design and is one of the safest\n        options for beginners and younger users under supervision.\n      \u003c\/li\u003e\n\n      \u003cli\u003e\n        \u003cstrong\u003eDoes this trainer require lubrication?\u003c\/strong\u003e\u003cbr\u003e\n        Most color variants require lubrication for smooth performance. We recommend dedicated balisong\n        lubricants such as \u003cstrong\u003eKPL oil\u003c\/strong\u003e, or \u003cstrong\u003esewing machine oil (white mineral oil)\u003c\/strong\u003e\n        as a more affordable option.\u003cbr\u003e\n        \u003cstrong\u003eThe Black (Teflon Washers) variant does not require lubrication.\u003c\/strong\u003e\u003cbr\u003e\n        Do not use WD-40.\n      \u003c\/li\u003e\n\n      \u003cli\u003e\n        \u003cstrong\u003eWill the screws need adjustment?\u003c\/strong\u003e\u003cbr\u003e\n        Yes. Initial tuning is normal, especially when the trainer is new. Securing screws with thread\n        locker is recommended for consistent performance.\n      \u003c\/li\u003e\n\n      \u003cli\u003e\n        \u003cstrong\u003eAre tools included?\u003c\/strong\u003e\u003cbr\u003e\n        Yes. The set includes high-quality screwdrivers and thread locker.\n        A detailed setup guide and instructional video will be sent by email after purchase.\n      \u003c\/li\u003e\n\n      \u003cli\u003e\n        \u003cstrong\u003eIs this trainer loud during use?\u003c\/strong\u003e\u003cbr\u003e\n        No. Polymer trainers are quiet and well-suited for indoor practice.\n      \u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/details\u003e\n\n\u003c\/details\u003e\n","brand":"ButterflyEFX","offers":[{"title":"Bear Smile","offer_id":52029702930775,"sku":"14:10#Bear Smile","price":45.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/2121\/8135\/files\/white_rogi_18f1d54b-9ae1-43d8-bded-9c90f19114ed.jpg?v=1761658712"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/2121\/8135\/collections\/white_rogi.jpg?v=1761565679","url":"https:\/\/www.butterflyefx.com\/es\/collections\/plastic-balisong-trainers.oembed","provider":"ButterflyEFX","version":"1.0","type":"link"}