Made of TPU safe and environmentally friendly material, safe and secure to use.It can be used with a water bottle suction tube, turn on the switch, and gently bite the to absorb water. (without straw)TPU has strong toughness, no plastic odor, and the environmentally friendly material can be buried in the soil and decompose naturally. It can withstand high temperature and low temperature, but try not to put colored beverages, especially if it is stored for a long time over 4H. The pigment of the beverage will penetrate into the leather, leaving traces of pigment, which is not easy to clean.Detachable spout design, fast and convenient when filling water, water bag with a capacity of 250ML, Compatible with cold and warm water, cannot hold boiling water.After drinking water, the body of the kettle can be folded and will not wrinkle the bottle, so it is smaller and lighter to store.: Road Model: YSD-1008# Sports BottleWeight: 27g (without packaging)Occasion: Hiking Mountaineering Travel RunningFeatures Compatible with cold and warm water, can not hold boiling waterColour: dark blueMaterial: TPUSize: 23x6 cmPackage Contents:1 * Sports water bagOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.