Description: This 420ml Insulated coffee Mug features a double-insulated structure that keeps drinks hot for up to 6 hours and cold for up to 12 hours. The sliding lid spout makes it easier to drink and effectively prevents spills or splashes. It is easy to clean and leaves no stains behind. Key Features: -Double-wall vacuum insulation technology, keep drinks hot for over 6 hours and cold for around 24 hours, sweat proof, no condensation -Premium Material: Made from high quality 18/8 304 food grade stainless steel, lead free and durable, never rust, easy to wash and unbreakable -BPA Free Sliding Lid, Spill Proof: Silicone gasket seals, drinking hole on the top for easy sipping, straw friendly -Car Cup Holder Friendly: Great for on the go, camping, gyms, outdoor activity Product Parameters: Capacity:420ml Size(W*H): 8.5x14 CM Package: white individual box or custom Meas: 56X47X17CM Qty: 30pcs/ctn G.W.: 8.10 kgs