Water bladder with the capacity 2,0L, made of PEVA (polymer etylen) with anti-bacterium protective film protects against bacterium and odor. Slide Lock for perfect cleaning and easy and fast filling. Patented mounth piece with 2-way protection against leakage. Plastic cover protects against dirty. Tube with QR system allows easy and fast cleaning. Neoprene tube sleeve keeps the drink temperate warm of cold.Made in: ChinaColour: BluePackage Quantity (pcs): 1Volume: 2 LOriginal Colour by Producer: Blue