A 3-liter green TPU soft squeezable and leak-proof water bag with a PVC tube is a flexible hydration bladder designed for backpacks and outdoor activities. It holds a large amount of water, folds up small when empty, and lets you drink easily while moving.
   Capacity: 3 Liters (ideal for day-long outdoor activities).
   Materials: Flexible food-grade TPU body with a soft elastic PVC or TPU drinking tube. 
   Design: Squeezable, foldable when empty, and translucent with a capacity scale. 
   Leak-Proof: Features secure sealing, a bite valve, and an integrated water-stop switch.
   Opening: Wide-mouth cap configuration for easy ice insertion and cleaning.