Deluxe form-fitting insulated Hydraform Soft-Tech™ Handheld with reservoir bottle and ample storage. Bottle conforms to your hand, and shrinks as you drink with a high-flow bite valve and large 42mm opening for easy filling and mixing.• Insulated design keeps fluids cool 30% longer, and provides cushioned comfort and sweat-free hands• Large expandable zip-pocket with divider & fob fits plus size phones• Grasp-free Thumb-Lock™ design with 2 quick-access gel loops on handstrap• Includes HydraPak® UltraFlask™â€¢ BPA/PVC-free & easy-to-clean ultra-flask/bite valve• Key fob and additional divided area for cards, ID and cash