Acqua Insulated Mugs is a high-quality stainless steel mug perfect to keep for coffee or tea hot for longer so you can have a better drinking experience as you take on your day. HIGH-QUALITY STAINLESS STEEL: made of food-grade, 18/8 stainless steel, which provides with double-wall vacuum insulation to keep beverages at their best temperature for longer; odor-resistant, rust-resistant and stain-resistant DUST-PROOF & BPA-FREE COFFEE MUG WITH LID AND HANDLE: comes with a BPA-free plastic lid with a tight fit rubber; the wide can fit ice; handle is non-slip and easy to grip comfort-grip, MATTE POWDER COATED & NO SWEAT DESIGN: powder coated with a durable, sweat-proof matte finish DOUBLE WALL VACUUM INSULATED COFFEE MUG CUP: the lightweight insulated cup can keep 12 ounces of beverages; can keep drinks hot for 3 to 6 hours and cold for 9 to 12 hours