Functional design: The new quick-fit button makes the glasses easy to put on and take off. The thin elastic strap fits your child's head perfectly and the wider design distributes pressure more evenly for a comfortable wearing experience Safest Material: Made from odorless silicone, the glasses are latex and PVC free, which is particularly recommended for your children. Give your kids these glasses that can stay stable during every water-based activity UV protection: There are UV protection lenses on the lens to protect the eyes from the sun, increase the depth of field and reduce glare. Thick eye patch for kids: The wide and thick silicone eye patch can fit all children's faces, which provides a perfect waterproof and comfortable Super wide vision: Impact resistant polycarbonate lens not only provides 180 degree wide vision, but also provides anti-fog and UV protection, protects your children's delicate eyes from harsh rays UV and provides optimal clear vision PU Swimming Cap Comfortable - Some children do not like the tight feeling of the silicone swimming cap. These two swimming caps are perfect for them. Thanks to the soft material, they are more comfortable. Easy to put on - The swimming caps are very soft and stretchy. It's easy to put on, so kids can do it themselves. This is a great swim cap for swimming lessons.