The ultra-soft silicone seal creates a perfect seal around the eyes, preventing water from entering. These glasses are designed for children and teenagers from 3 to 15 years old. Playing with a guardian is very important to keep your child safe. The transparent lens has the best anti-fog coating, which can prevent the lens from producing water vapor, allowing your child to have 180 degree peripheral vision underwater and see clearly at a distance. The curved frame design of the swimming goggles fits your eyes perfectly, prevents water leaks water, keep your eyes away from bacteria in water, keep your eyes healthy, can provide maximum comfort for swimming children, and wont leave any redness around dark circles. Easily adjustable elastic band and a soft silicone gasket ensure a comfortable fit suitable for most face shapes. Just snap and tighten the belt, and kids can easily adjust the belt to their body shape. Kids Diving Goggles: Swimming Goggles with Earplugs for Kids with handbags, in a nice gift box, ideal summer gift for children.