Check the listing for details. Finis Youth Bladeback Impulse. Condition: New with tags. Listed at 7.95 USD. MSRP: $59.95 FINIS Competitive Swimwear is made of the highest quality PBT and polyester material. This unique fabric is composed of 56% PBT fiber polyester and 44% polyester, offering characteristics of stretch, strength and durability. PBT fiber is inherently elastic in nature and designed to conform to the body, feeling snug throughout the suit while providing maximum range of motion. PBT is resistant to color fading and will not lose its shape or deteriorate the way a nylon/spandex suit will. PBT and polyester material 56% PBT fiber polyester and 44% polyester Stretch, strength and durability Elastic in nature Designed to conform to the body Snug Provides maximum range of motion Resistant to color fading Will not lose its shape or deteriorate the way a nylon/spandex suit will