✅【BPA-Free】Our stainless steel thermo cup bpa-free, made of food grade 18/8 stainless steel, double wall vacuum insulated bottle. Eco-friendly, lead free, rust proof and leak proof, no sweat, no condensation any more. ✅【Leak Proof】The leak proof stainless steel thermo cup lid twists off to reveal the pouring spout which can be opened by pressing the stopper. The lid twists back onto the coffee flask to form a 100% secure seal, put it in your bag without worrying about overflow or leakage. ✅【Double-Walled】Our stainless steel thermo cup is designed to be double-walled with an airless cavity in the middle, this space effectively eliminates temperature transfer, keeping beverages at the desired temperature! A great travel mug for school, university, work, gym, traveling, and daily use. ✅【Easy to Clean】This vacuum insulated bottle easily fits into car cup holders and is break-proof, scratch resistant, easy to clean, and made from bpa-free materials. If your hot and cold flask is dirty, you can quickly clean it with sponge or cotton cloth. ✅【With 2 Cups Lids】Our 500ml vacuum insulated bottle set includes one portable hot drink cup and 2 additional lids that double as small heat insulation cups to share that perfect temperate beverage with your loved ones. Perfect gift for coffee & tea lovers.