?Food-Grade Material? Made Of 316 Stainless Steel And Bpa-Free,The Pour Over Coffee Maker Is Environmental-Friendly And Healthy. | | ?Leak-Proof Design? The Screw Lid Prevents Leakage When The Coffee Mug Was 180 Inverted.It Fits Office,Traveling, Camping,Backpacking And So On. | | ?Easy To Use? Take Out The Filter, Put The Coffee Grind Into The Filter And Pour Boiled Water On The Grind,And You Can Enjoy Your Drink. | | ?Easy To Clean? After Using, Clean It With Running Water And Wipe The Inside Of The Filter Or Just Put It Into The Dishwasher. | | ?Keep Cold/Hot? Double Wall Stainless Steel Vacuum Tumbler Can Keep Cold Or Hot For Hours. | |