Features: - The corrugated hose is made of silicone material, easy to bend and convenient to access. - One-way purge valve on the tube plays the role of draining out water and carbon dioxide. - Its dry top has a floating device, closes the opening when the tube submerges under water, and re-opens after the tube comes back to the surfaces. - According to ergonomics designed silicone mouthpiece, you will feel comfortable when use. - The bottom purge valve allow air to be separated from some of the incoming water and avoid choking on your breath. Specification: Brand: WHALE Condition: Brand New Material: TPR + Silicone + PU + PC Optional Color: Blue, Red, Yellow, Black, Pink Entry Type: Dry Dimension: Approx. 48 x 10 cm / 18.9 x 3.94 in Weight: Approx. 176 g Packing Include: 1 x Diving Tube Note: 1. Color may be slightly different due to different monitor. Please understand. 2. Please allow 1-2cm error due to manual measurement and make sure you do not mind before orderings. [Lightweight and Durable for Underwater Sports] - Made of high-quality materials, the WHALE underwater breathing tube is lightweight, durable, and corrosion-resistant, making it an ideal accessory for underwater activities. [Unique One-Way Purge Valve Design] - The one-way purge valve on the tube effectively drains out water and carbon dioxide, ensurings smooth breathing for an enhanced underwater adventure. [Dry Top Design with Floating Device] - Equipped with a dry top that has a floating device, the breathing tube closes the inlet when submerged and reopens when resurfacesd, ensurings no water enters. [Ergonomic Design with Comfortable Mouthpiece] - Designed with an ergonomic silicone mouthpiece, the tube provides a comfortable fit and allows you to enjoy unrestricted breathing durings your underwater exploration. [Bottom Purge Valve for Easy Exhaling] - The bottom purge valve enables easy separation of air and incoming water, preventing breathing difficulties and water choking. [Lightweight and Durable for Underwater Sports] - Made of high-quality materials, the WHALE underwater breathing tube is lightweight, durable, and corrosion-resistant, making it an ideal accessory for underwater activities. [Unique One-Way Purge Valve Design] - The one-way purge valve on the tube effectively drains out water and carbon dioxide, ensurings smooth breathing for an enhanced underwater adventure. [Dry Top Design with Floating Device] - Equipped with a dry top that has a floating device, the breathing tube closes the inlet when submerged and reopens when resurfacesd, ensurings no water enters. [Ergonomic Design with Comfortable Mouthpiece] - Designed with an ergonomic silicone mouthpiece, the tube provides a comfortable fit and allows you to enjoy unrestricted breathing durings your underwater exploration. [Bottom Purge Valve for Easy Exhaling] - The bottom purge valve enables easy separation of air and incoming water, preventing breathing difficulties and water choking.