Description A 500ml Ultra Bottle keeps you hydrated whilst the wide hipbelt prevents excess movement throughout the running motion and the wide access zippered opening makes grabbing kit on the move much easier. This incredibly stable hipbelt is perfect for bridging across to ultra distance challenges or for adventures in the mountains that require a little extra kit to remain safe. FEATURES OMM 500ml Ultra Bottle included Compression elastic Elastics on top for external stashing of additional gear Whistle integrated with zip Internal mesh pocket TECHNICAL DETAILS 3D Mesh waist Nylon 210 T