Item Type: Snorkel with MouthpieceMaterial: SiliconeMouthpiece Size: Approx. 2x2cm/0.8x0.8inWeight: Approx. 138.0g/4.9oz .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; } 1The snorkel is made of highquality materials, durable and not easily deformed. 2The mouthpiece is made of highgrade silicone, which is safe and environmentally friendly. 3It can help training balancing of the body and help beginners to diving and swimming. 4The tapered tube reduces resistance and increases speed, inside strap buckle is nonslip to prevent the tube from falling off. 5Adjustable headband, suitable for different groups of people, with excellent quality.