Fabric Composition : LENS: Polycarbonate, SEAL: Styrene ethylene/butylene-styrene, STRAP: Silicone, FRAME: PolypropyleneFutura Biofuse MirrorWorn by millions of swimmers around the world, Futura Biofuse#goggles offer the ultimate in goggle comfort. Designed using supersoft, gel-like materials and featuring Speedo Biofuse#technology, this goggle makes your comfort top priority. Experience goggles so comfortable you could almost forget you#re wearing them.Ideal for regular swim sessionsMirror lens - reduces brightness and glare. Ideal for racing and competitions.Biofuse#goggles mould to the shape of your face for a cushioned, leak-free comfortable fit.Super soft seals - for a leak-free comfortable fit and reduced marks around the eyes