Feature:1. Good for using on many different occasions, like for drinking tea, water, wine, small servings of soup, any kind of hot or cold drinks, infusions, even for certain cold desserts.2.Made from jujube wood, which is as sustainable as the better-known bamboo.The subtle coating is non-toxic, BPA free and safe for food/liquids use.3.Maintains temperature of hot drinks in winter and cold drinks in summer.4. Temperature does not transfer to the outside so it is never too hot or too cold on the hand when holding them.5. Every cup is visually unique due to the subtleties present in the wood and to being handmade.Note:Transition: 1cm=10mm=0.39inchPlease allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank youDescription:Material: WoodColor: As shownSurface treatment: Sap paintSize: (about)A: 7.5*8cmB: 7.8*10.2cmC: 5.5*5cmD: 6*10.5cmincludes:1 X Cup