Bearactive 2 x Lightweight Running Water Bottle Soft Flask 500ml TPU BPA Free Plastic, Leak Proof Foldable Bottle, Collapsible for Vests and Belts (Black, Pack 500ml)

Running Vest Compatible: This water bladder fits easily in most running vest with water bottles and running belt with water bottle holders. Provides bounce-free stability and a wide rim bottom to easily slide into any pocket. Easy to Use: Updated soft bite valve with a higher flow rate, easy on the teeth. The soft water bottle compresses as you drink, eliminating water sloshing around inside. Slim, lightweight design with a wide mouth opening for easy filling. Collapsible Flask: The collapsible water bottles design allows the soft material to conform to any pocket, shrinking to a flat water bottle as you drink to reduce movement. Easily pack away when empty. Durable and Safe: The running bottle is made from TPU (thermoplastic polyurethane), free from PVC and bisphenol-A. Easy to clean in the dishwasher. Multifunctional Use: The soft flask design makes them the perfect running accessories, hiking accessories, hiking water bottle, runners water bottle or running gift.