850ml astronaut thermos cup, 316 stainless steel straw cupAbout this item [Unique warm keeping water Cup] this thermos cup is made of double layer stainless steel inside and outside, electrolytic grinding process, vacuum insulation layer, spray paint surface five layer insulation process Cup, which can keep warm for up to 12 hours, which is very suitable for daily ladies, while warming family and friends, you can also send blessings to them. [Cute water Cup] this thermos cup has a unique astronaut shape,