Product description? [ Mask &Snorkel Set ] adjustment Kids snorkelling set suit for age from 3-9 years old. Fully adjustable head straps(easy adjustment buckle with just pinch and pull)and a high grade silicon snorkel set kids which molds to fit kid's face shape.? [ Clear and Anti fog Snorkelling Mask ] Scratch resistance lens prevents from accidental scratches and remains high clearly. The broad view provides kids a better experience while snorkelling, swimming and scuba diving.? [ Dry Top Design ] Snorkelling Set installs an one way inhalation valve and has a mobile floating ball on the top of it. Once the tube is underwater, the tube entrance will be closed by the floating ball. NOTE: Please clean sands in the tube carefully before next time use.? [ High Quality Material ] The skirts of snorkel gear and its mouthpiece are made of high quality silicone without odorous smell. This snorkel set will not make kid’s face allergic, uncomfortable and painful. It is durable and easy to clean and especially suitable for long-term usage.? [ No Leaking ] The skirt of diving mask is designed with soft and flexible to provide a watertight seal for face.[ Great for Outdoor Diving ] suitable for long-term outdoor diving without discomfort. Specification :Brand : STHITIColor : BlueMaterial : ABS PlasticClosure Type : Strap THANK YOU FOR VISITING STHITI BRAND.