BLACK + BLUM Insulated Travel Cup 340ml Ocean

Made of high quality stainless steel, it will keep your drinks hot for up to 5 hours or cold for up to 8 hours. The closure is 100% leak proof, lockable and easily removable for cleaning. This is a practical and functional travel mug designed and built to last a lifetime. Materials: 304 / 18-8 stainless steel, silicone, polypropylene, nylon, POK, POM. 100% leak proof