Comfotable: Soft one-piece frame cushions provide maximum comfort and protection. Fast-fitting head strap system with wide peripheral lens. Anti-slip dual strap design. Upgraded Swim Goggles Lenses Technology: No distorted vision under water and constantly fogging up problems, clear and enjoyable swimming experiences. Safe, Healthy & Comfortable Materials, made of odorless and hypoallergenic silicone & shatter proof pc. Impressed Performance Lens: Kids swim goggles with anti-fog & uv protection. Protection defend your kids' delicate eyes from UV rays. Easy-adjust: Convenient strap adjust clip, easy to use for toddler kids ,children. Easy care and maintenance. Come with FREE protection case to store your goggles.