Drink in adventure. Stainless steel insulated reusable and sized for epic days-our 40 oz Wide Mouth water bottle is the flask to grab to keep cold drinks cold and hot ones hot. The large opening makes it easy to add ice-and get yourself a bigger gulp. Fill up for adventure. TempShield double-wall vacuum insulation keeps drinks cold up to 24 hours hot up to 12Flex Cap is leakproof when closed Honeycomb Insulated Cap for maximum temperature retention.  Made with 18/8 pro-grade stainless steel for durability pure taste and no flavor transfer.  Color Last powder coat is durable sweat-free and colorful Wide Mouth opening is ice-cube friendly.  Bottle fits most backcountry water filters.  BPA-Free, Dishwasher safe.  Not for use on a stove in a microwave or freezer.