Nsstar Unisex Adult Swimming Goggles Men Women Uv Protection Anti Fog Performance Swim Goggle Swim Glasses (Black) Anti-fog and UV lens treatment Silicone Frame & Strap, soft and portable Reusable, durable, practical, fashionable Material: PC(Lens)+SILICONE(Eye cup and eye band); Box Size:Approx 177*65mm(6.97*2.56inch)