... heat transfer, engraving and embossedLayer:Single wallMouth part:functional large-mouth opening, fits large ice cubesThickness: 0.4mmRecommend old fashioned ... mugs, auto mugs, vacuum flasks, coffee mugs with plastic mugs, stainless steel mugs, ceramic mugs, sport bottles, hip flasks, coffee pots , ... near future, welcome to contact with us at any time ! 750ml Bullet Style Stainless Steel Vacuum Flask