YOUKE OLA 12 Pieces Insulated Coffee Tumbler Blank Stainless Steel Double Wall Vacuum Travel Tumbler Cup with Lid and Straw for DIY Gift, Black 20oz

Material - These double vacuum coffee cup is made of stainless steel, rust proof, easy to clean, not easy to break. Tumbler Set - You will receive 12 pieces stainless steel tumblers in different colors, 12 stainless steel straws and 12 straw brush. Size - The cup body height is approx. 6.85 inches, diameter is about 3.5 inches, suitable for most car cup holders. Gifts - The stainless steel tumblers with lids come in with black, nice for birthday gift, wedding gift, bridal shower Gift, christmas gift, housewarming gift, thank you gift for friends & family. Double Wall Design - Our stainless steel insulated tumblers are design with double layer vacuum insulation, which keeps your drinks hot up to 6 hours or cold up to 12 hours.