𝐒𝐦𝐚𝐫𝐭 𝐒𝐞𝐧𝐬𝐞 𝐓𝐞𝐦𝐩𝐞𝐫𝐚𝐭𝐮𝐫𝐞 𝐃𝐢𝐬𝐩𝐥𝐚𝐲 S-Flask comes with a Smart Sense features that tells you the temperature of your drinks with just a swipe or tap on its lid. The LED display is completely waterproof and dishwasher safe, hence there is no need to be worried about getting it damaged by water. The display is bright enough to be clearly visible in any kind of lightning condition and the inbuilt high quality lithium battery ensures that it has a long life. 𝐎𝐮𝐭𝐬𝐭𝐚𝐧𝐝𝐢𝐧𝐠 𝐈𝐧𝐬𝐮𝐥𝐚𝐭𝐢𝐨𝐧 - 𝟏𝟖 𝐇𝐨𝐮𝐫𝐬 𝐂𝐨𝐥𝐝 & 𝟏𝟓 𝐇𝐨𝐮𝐫𝐬 𝐇𝐨𝐭 Durable 304 grade stainless steel construction with double walled copper insulation layer to ensure long temperature retentions. It can keep your beverages hot and cold for upto 18 hours. 𝐂𝐨𝐧𝐝𝐞𝐧𝐬𝐚𝐭𝐢𝐨𝐧 𝐚𝐧𝐝 𝐒𝐰𝐞𝐚𝐭 𝐏𝐫𝐨𝐨𝐟 𝐎𝐮𝐭𝐞𝐫 𝐁𝐨𝐝𝐲 S-Flask has a premium powder coated matte finish on the outer body which is condensation and sweat free. That means you can carry icy cold beverages without worrying about water condensation spoiling your baggage. 𝐅𝐃𝐀 𝐀𝐩𝐩𝐫𝐨𝐯𝐞𝐝 𝐚𝐧𝐝 𝐁𝐏𝐀 𝐅𝐫𝐞𝐞 All the materials used are 100% BPA free and approved by FDA. Our S-Flask is sure to become your companion for years to come.