Tumbler Set - You will receive 16 pieces stainless steel coffee mugs in different colors. Gifts - The stainless steel tumblers with lids & handle come in with bright colors, nice for birthday gift, wedding gift, bridal shower Gift, christmas gift, housewarming gift, thank you gift for friends & family. Leak Poof - Lid is made of AS, it comes with a removable rubber gasket,leak proof design keeps drinks from spilling. Double Wall Vacuum Insulated Tumblers - The stainless steel and the double wall insulation design keeps your drinks hot or cold up to 6 hours. Wide Use - The travel mugs are good for beverage such as juice, coffee, tea,you can use it at home, office, pools, hot tubs, gym, the beach, picnics. Features:  Easy to clean and the wide opening is also convenient for you to clean, convenient and practical.  Material: 304 stainless steel Capacity:  12 oz Cup mouth: 8.5 cm/ 3.4 inch  Cup height: 11.5 cm/ 4.5 inch  Cup bottom: 8.5 cm/ 3.4 inch  Color: Multicolor Package includes:  16 x Insulated tumblers with handle & lids Warm notes:  Wash it before first use. Daily washing, wash by hands gently, not in the dishwasher.  Due to manual measurement, please allow a slight difference in size.  Due to different displays, there may be slight color differences.