Bluewave D2 Insulated Tumbler Mug 350 ML 12 oz Blue Durable enough to handle all the bumps and drops Double layer insulation - keeps your beverage hot/cold for hours 0.35 liter/12 fluid ounces - D2 insulated water bottle Tumbler In vibrant Blue color 0.35 Liters (12 Fluid Ounces)<br> Made out of high quality, food grade, 18/8 (304) Stainless Steel!<br> Double wall insulation  keeps your beverage hot/cold for hours<br> Keep your drinks cold for up to 24 hours<br> Keep your drinks hot for up to 12 hours<br> Two colors available: Navy Blue &amp; Winter White<br> Lightweight, durable, &amp; portable<br> BPA Free, no leeching of chemicals, safe for long-term storage<br> Go Green  Reusable and help reduce plastic waste