About this item Premium Material: Collapsible water bottle is made of high quality PE material, which is environmentally safe, non and odourless. Large Capacity: Foldable water bottle is designed with a large 700ml capacity to meet your all day drinking needs and is easy to use on outdoor trips. Leakproof Design: Soft water bottle with a drip proof valve and a bite valve for very light pressure drinking. Easy to Use: Foldable bottles have a foldable design for easy storage and an attachment clip for easy carrying. Widely Used: Foldable water bag is ideal for outdoor camping, long walks, hiking, cycling, jogging, running and more.