Doublewall cup heat insulationThe special doublewall cup design is more thermally insulated than singlewall water cups and lighter than ordinary thermos cups The special doublelayer cup wall structure can effectively slow down the temperature loss of the beverage in the cup suitable for hot water juice cocktails frozen beverages and can be used repeatedly for a long time Stacking Design Easy Storage1 package contains four cups which can be stacked on each other allowing a cup to fit inside another cup saving space and easy to put in any cupboard and drawer Very portable perfect for travel camping beach picnic For exact dimensions please refer to the size image It might be smaller or larger than you expect A Better Alternative to Glass and Plastic CupsBeasea stainless steel cups are made of 188 stainless steel which can better resist corrosion Instead of fragile glass our stainless steel cup wont shatter or break ifwhen dropped on the floor Not like plastic which tends to smell these fairly light and handy cups will keep the drinks original flaor The cup is polished inside and out and the surface is smooth Being made of high quality material the cups are strong and sturdy Suitable for All Family MembersBeasea provides a choice of 10 oz to 17 oz capacity all family members can easily hold the cup wall for use The cup adopts modern design style and production process which has advantages over traditional plastic drinking glasses and glass drinking glasses suitable for any occasion and is also very suitable for gift giving Easy to CleanThe water cup is very sturdy dishwasher safe The inside and outside of the cup body have been specially treated which is not easy to leave water stains very easy to clean The product has a long service life and can be used repeatedly after cleaning