This is a cold-retention mug that can be used in two ways: as a straw mug and a tumbler, suitable for both babies and adults. The simple design that never gets old is a plus. Used about twice. The straw has some yellowing. The adult lid is unused. It will be shipped without the box. ● 2-WAY: By switching the lids, it can be used as a straw mug or a tumbler. *Only one bottle is included. ● Slim shape: Fits perfectly in the pockets of a diaper bag or backpack. ● Easy to clean & hygienic: Simple shape with few parts, making it easy to clean. ● With a lip: Easy to hold even with small hands. ● With a bottom cover: Made of silicone material to prevent scratches. ● With strap holes: Convenient for carrying. ● Adults can also use it: Moms can also use it as a tumbler. [Product Name] Stainless steel portable thermos (for cold retention only) [Manufacturer] Richell Corporation Please refrain from purchasing if you are sensitive to details, or if you are concerned about used items or home storage. Please check the images for the condition. Please ask any questions in advance. We cannot accept claims or cancellations after the transaction. Thank you for your kind cooperation in a smooth transaction. Anonymous delivery Immediate purchase is OK.