# Material: Food-grade 304 (18/8) stainless steel, sturdy and durable; # The bottle and cap are made of food grade high-quality stainless steel without BAP. It does not contain toxins and is safe for you to use and drink. # Double Wall Insulated: Keeps drinks cold or hot for 6-12 hours,bring you much convenience. # Quality Sublimation Coating: sublimation coated tumbler, ready for sublimation printing by heat press or oven, It's totally straight, easy to make the wrap sublimation print with shrink wrap sleeve,and it's also use for painting DIY, It will be meaningful gifts for friends or family.