Moon is a mask for kids aged 7 to 15. It’s ideal for swimming, The Pool, And snorkelling. Shatterproof lenses with scratch-resistant treatment. Indestructible buckles with micrometric adjustment. Option to instantly replace the buckle/strap unit with Other models from the Cressi linern, small snorkel, designed specifically for women and young people. The tube is made from a transparent, flexible material. The quick-release, technopolymer retaining clip system is height adjustable. The top end of the tube ends with a modern Splash-Top to prevent water from entering the tube even in rough water. The angled mouthpiece is designed for Extreme Comfort even during extended Use. It Has a large internal elliptical valve at the bottom for improved drainage.