This 40 fl oz double wall SS bottle has 4 colors (rich black/pearl blush/blue essence/arctic white) available for your selection. It is made of 304 stainless steel, 0.5 mm/inner and 0.5 mm/outer. The surface is finished with a matte powder coating. The chugger lid is leakproof and interchangeable with MS's other hydration bottles. Double-wall vacuum insulation keeps drinks cold or hot. Double-wall sweat-free design prevents condensation.

• 40 fl oz capacity.
• Leak-proof chugger lid.
• BPA-free and reusable.
• Matte powder coating surface.