Professional Swim Goggles for adults tested by professional swimmers and coaches. Suitable for men and women for competition and training with anti-glare and reduced water resistance features. Streamlined design provides increased speed. Easy to adjust with bungee strap and quick-fit toggle clip for simple tightness adjustment. Super soft rubber bands provide comfortable non-stick feeling without hair pulling. High quality silicone material offers excellent fit and waterproof properties to keep eyes dry. Design expands and contracts to fit face contours with right suction level for long-time comfort. Low profile design reduces drag. 180degree(s) panoramic wide-angle design increases field of view by 30% for wide bright underwater vision without blur. Fashion colors for stylish look. Cutting-edge anti-fog technology improves capability by 52% for clear vision longer. Uv protection coating protects eyes from harmful rays for outdoor swimming without bright light affect. Suitable for indoor and outdoor swimming activities. weight: 0.46 pounds.