Flexible TPU constructed,BPA free for safe use during outdoor running, hiking, marathon, cycling and climbing.

Features:
Made of premium food grade TPU material.Reusable,BPA-free and safe to use.
Soft bite mouthpiece into your mouth and easily drink water flow per sip. 
A dust cover helps to keep the mouth piece of the water reservoir clean. 
Leakproof sealing edge makes sure the pressure tolerant and leak proof features.
Optimum Temperature is from -20℃ to 50℃,portable to store hot/cold water during outdoors activities.
Can be folded into a very small size,and placed in your backpack.
Suitable for riding,running,cycling,camping,hiking,mountaineering,outing or excursions etc.

Specification: 
Capacity: 250ml / 500ml / 300ml / 380ml (optional)
250ml size: 240 * 75 mm / 9.4 * 2.9in
300ml size:  170 * 75 mm / 6.7 * 3.5 in
380ml size: 210 * 75 mm / 8.3 * 3.7 in
500ml size: 255 * 75 mm / 10 * 3.7 in 
Material: TPU Silicone PP
Optimum Temperature: -20℃ - 50 ℃
Weight: Approx.  27.7 - 33 g / 1.0 - 1.2 oz
Package size: 31 * 12 * 4cm / 22 * 10 * 4cm
Package weight: Approx. 30 - 38g / 1.1 - 1.3 oz

Package List:
1* Soft Water Bottle

NOTE:
1. Please allow 1-3cm slight measuring deviation due to manual measurement.
2. Item color displayed in photos may be showing slightly different on your computer monitor since monitors. Thank for your understanding.