Start your day better whith Just-f-Care excellent 16 oz stainless steel mug that doubles as a thermal bottle, for a suitable price. The ultra durable stainless steel interior and exterior travel mug does an excellent job of keeping drinks hot or cold for a long time on the go. Vacuum insulation's latest technology of a double wall for maximum retention of temperature of inner liquids works well: do not worry about the condensation effect when you fill it up with a cold beverage, or about the stainless steel surface becoming too warm in the case of hot drinks inside. Built to last and to protect your hands, this cup always stays cool for pleasant carrying. The mug won't leak or spill, and has a very simple opening feature for ease of filling with liquids. Likewise, the cup is very easy to open and drink; you just move a lock button to seal the lid or to take a sip. All plastic parts are made strictly of BPA-free materials, designed for thermal efficiency. This outstanding performer with ergonomic shapes and astable, matte steel, anti-adhesive surface will become comfortable and a reliable companion on your travels that reflects professionally on your personality, making it a great choice for long days out and about, or in the office.