Diving essential supplies suitable for most normal snorkeling snorkel With tie wrap design can fixed the mouthpiece better to prevent leakage silicone non-toxic anti-allergy and anti-aging With small dots in the mouthpiece so to bite it easily Suitable for deep sea diving air bottles mouthpiece interface can also be connected with Description: - With small dots in the mouthpiece so to bite it easily - silicone non-toxic anti-allergy and anti-aging - Diving essential supplies suitable for most normal snorkeling snorkel - With tie wrap design can fixed the mouthpiece better to prevent leakage - Suitable for deep sea diving air bottles mouthpiece interface can also be connected with Specification: - Great for the replacement of the old - If travel rental of diving equipment then we must carry with to avoid the spread of disease - Material: Soft Silicone - Colour: Black/Transparent - Dimensions: Approx6 x 5 x 2.3 cm/2.36 x 1.97 x 0.91 inch - Top MaxWidth: Approx6 cm/2.36 inch - Bottom MaxWidth: Approx3.5 cm/1.38 inch Package Includes: 1 Piece Diving Tube Mouthpiece (with tie wrap) (3 Pack) : Due to the differences between different monitors the picture may not reflect the actual color. There is 2-3% difference according to manual measurement please check the size carefully before you buy the item.