Landrind Portable Thermos Travel Mug Cute Design Vacuum Insulated Stainless Steel Thermos Water Bottle, Mini Size Coffee Thermos and Vacuum Flask (350 mL, The Devil & Blue) Constructed with double wall & 18/8 food grade stainless steel, fully-rugged and won't rust Vacuum insulation for maximum temperature retention, keeping drinks hot/cold for as long as 12 hrs Hygienic, push-button, insulated, locking lid, doubles as a cup, very simple and lovely shape Features: BPA-free,leakproof, condensation proof, insulated, thermal, twist off lid, stain-resistant Moderate capacity, small size, convenient to carry; really cute design, and variety of colors available