Foldable Silicone Soft Flask Water Bottle Traveling Running Kettle Hydration Pack Bag Sports Bottles

Foldable Silicone Soft Flask Water Bottle Outdoors Traveling Sport Running Kettle Hydration Pack Bag Vest 250ML 600ML. 
 
Features:
-Flask compresses as you drink to eliminate water sloshing around inside it; 
-Updated soft bite valve with higher flow rate, easy on the teeth; 
-Slim and lightweight, fills easily with wide mouth opening; 
-Durable Thermoplastic Polyurethane (TPU) construction; 
-BPA, PVC and Phthalate free, will not taint taste; Meets or exceeds FDA and EC regulation; 
- Hydration vest compatible: fits easily in most hydration vest, belt or pack pockets. 
Soft material conforms to any pocket for a comfortable carrying. 
-Reliable and safe:100% BPA & PVC free. Wide working temperature range (0° C- 40° C / 104-° F); 
 
Specification:
Item: Soft flask; 
Material: TPU; 
Capacity: 250ml / 500ml; 
Weight: 27g / 33g; 
Standard: US FDA 21 CFR 177.1350; 
Features: Folding,lightweight and BPA free; 
Application: Climbing/hiking/cycling/running; 
 
Item: Soft Water Cup; 
Material: TPU; 
Net Weight: 9g; 
Capacity: 200ml; 
Standard: US FDA 21 CFR 177.1350; 
Features: Soft ,folding BPA-free,PVC; 
 
water flask "squeeze to drink" behaves like a rigid bottle but without the sloshing effect of water and can be folded in on itself therefore; 
uses minimum space! It shrinks as you drink, and comes with both a bite-valve cap and straw for different drinking options. BPA-free
water bladder allows you to carry your water conveniently and keep you hydrated during sports. It provides 25ml and 420mlcapacity to supply; 
water for your journey and free you from the worry of thirst during camping, hiking, cycling, traveling. 

Features:
-Hydration vest compatible - fits easily in most hydration vest, belt or pack pockets. Provides bounce-free stability and a flexible flask shoulder to prevent chafing. 
-Collapsible flask- soft material conforms to any pocket, and shrinks as you drink to reduce movement and pack away easily when empty. 
-Ultralight hydration - makes A great hydration addition or replacement for distance or trail running. 
-Durable - Made of abrasive-resistant TPU, high-flow bite valve easy-seals after each sip, eliminating annoying drips. 
-100% BPA & PVC free - no weird taste, and no unnecessary or harmful chemicals. 
 
Specification:
-Item : SD21#soft flask; 
-Material :Silicone, TPU, PP; 
-Color :Transparency; 
-Temperature :Recommeded 0℃~40℃; 
-Specification:xz straw, 250ml, 420ml; 
-Weight:approx25g ,approx 41g, approx43g;