[Ultra-Soft & No Leak Silicone Gaskets]- soft and flexible Food grade silicone 3D gasket, adjustable split head strap, TPR ergonomic nose bridge, provides excellent suction and ensure non-slip coverage, that is designed to fit a wider range of face shapes for both women and men. [Special Polarized Lenses & Mirror Coatings]: Filter out irregular lights to avoid glare, making you see clearer and offering a obvious stereoscopic vision effect. It is an ideal choice for outdoor swimming, surfing and other open water related sports. [Advanced Anti-fog Design] - Finish fog-free with the advanced anti-fog treatment technology to stop the lenses from becoming steamy and offer you excellent visibility to focus on swimming under water. [Professional Leak-proof] - Ergonomic design with 3D frame ensures a perfect fit and never allows water leak in to protect your eyes from irritation. which will bring you worry-free, crystal clear swims every time. [180° Wide View & Easy Adjustment]- Curved Lens technology offers 180° wide field of vision with exceptional hydrodynamics. Quick-fit buckle for perfect fit with simple one-touch - Even while wearing.