Tired of not being able to see clearly underwater? This model offers you a wide field of view as well as an adjustable rear strap to adjust it as you wish. Anti-fogging: Swim without fog, this pool mask has an anti-fog treatment. Field of vision: This wide pool mask offers an excellent field of vision. Stability: This high-volume mask is easy to adjust and will not feel too tight. Sun protection: Lenses filter more than 99% of harmful UVA and UVB rays to protect your eyes. Dive into fun with the SWIMDOW pool mask, designed for kids to enjoy a clear and fog-free swimming experience. Its wide lens provides an excellent field of vision, while the high-volume design ensures a comfortable fit that's easy to adjust. Plus, with lenses that filter over 99% of harmful UVA and UVB rays, your child's eyes are well protected during every splash.