Gravestone® Bottle & Sleeve Kit (64 oz)Introducing the Gravestone Bottle & Sleeve Kit, the ultimate hydration combo. With a robust 64 oz. capacity, this stainless steel bottle boasts double walled vacuum insulation, keeping your drink icy for 24 hours or hot for 12. For hands free convenience, our sleeve is tailor made for Gymreapers' 64 oz. bottles, featuring interchangeable handles, adjustable padded shoulder straps, and a paracord rope handle. Plus, an exterior zipper compartment