Features: Made of high-quality materials, durable Drinking pack accessories, includes 1pc drink tube, and 1 set mouthpiece with 4pcs bite valve Drinking Tube is made of high quality PP, food grade, odor free, flexible, 100cm long Mouthpiece and bite valve set are made of TPU, With switch and dust proof to keep the nozzle clean Replacement drinking tube and bite valve for water bladder, water reservoir, hydration backpack,etc. Sports drinking accessories for camping, hiking, travel, backpacking, fishing, hunting, running, trekking, walking, mountaineering, cycling, riding, and other outdoor activities. Specifications: Material(Tube):PP Material(Mouthpiece &BiteValve):TPU Color: Blue(as shown in the picture) Size: Tube Length:100cm(approximately) Tube (ID x OD): 7x10mm(approximately) Bite Valve (L x W): Approx. 35x20mm / 1.4x0.8inch