THE SAFEST MATERIAL: Made from odorless and hypoallergenic silicone, the goggles are latex and PVC free, which is especially recommended for your children. Give your children these goggles that can stay steadily during each and every water-based activity HIGH QUALITY LENSES: Impact-resistant PC lenses, all of which offer anti-fog, provide an optimal clear vision. FUNCTIONAL DESIGN: The new quick-fit buttons make the strap easy to be adjusted. The fine elastic head strap could fit your kid's head perfectly and its wider design distributes pressure more evenly for a comfortable wearing experience. Features: high-definition lens, waterproof and anti-fog, fit eye area, silicone seal, anti-UV, unisex, lens made of tempered glass material, good light transmission, inner anti-fog coating of swimming goggles, clearer vision, freely adjustable mirror With high elastic non-slip Size: 13.5*7*5.5cm Packing list: 1 piece swimming goggles