1.Adaptable Comfort System: The goggles with nose cover feature an adjustable, elastic headband that ensures stability and prevents slipping, providing optimal comfort all day long 2.Secure Earplug Function: Designed to protect children's ears from irritation in pool water, these goggles also ensure that antiloss earplugs stay in place during swimming to enhance the user experience 3.Optimal VisibilityEquipped with curved antifog technology, the lenses prevent fogging and provide lasting clarity for swimmers engaged in prolonged use 4.Leakproof Seal Design: Effectively prevents choking and side leakage with a multilayer waterproof structure that ensures reliable performance during use while maintaining comfort and during extended wear