The same Hydro Flask insulation and durability in a sleek, lightweight design. Flip it and sip it with the Hydro Flask Lightweight Bottle With Flex Straw Cap. With a comfortable, perforated, airy strap, the closeable, leakproof straw cap is easy to open and close with one hand for on-demand hydration. The smooth, sleek bottle easily slides into bags and totes while keeping drinks cold up to 24 hours. Features 24 hours cold TempShield(R) double-wall vacuum insulation Leakproof when closed Closeable straw cap Won't retain odors or leftover flavors Durable stainless steel Lightweight perforated strap Lightweight aluminum flex pivots Wide Mouth Specs Product Diameter: 2.85" Product Height: 12.10" Product Weight: 0.75 lb Capacity: 24 oz Additional Details: Flex Straw Cap not intended for use with hot liquids Not for use on a stove, in a microwave or freezer