V630ASA is the first swimming goggle in Japan to combine two silicone materials for extreme softness together with outstanding tightness. This innovative system achieve both preventing face pads from coming free and good fit with interface made with extremely soft materials. New SWIPE Anti-Fog technology provides anti-fog effects 10 times longer. SWIPE Anti-Fog Technology. UV Protection. Silicone Seal. Adjustable silicone split strap. Interchangeable nosepiece.