The Perka® Dashing 20 oz. double wall stainless steel bottle, with an 18/8 inner and outer wall, has a sleek, classic design with an elegant powder-coated finish. It's vacuum sealed and has copper lining, giving you a comfortable hold while keeping your cold drinks cold for 24 hours and your hot drinks hot for 12 hours. This bottle has a screw-top lid with a form-fitting hinged steel handle and can fit in your bag, purse or backpack. Take the Dashing Perka® bottle to work, to the beach and to your favorite work out class. It has a 1 7/8" opening suitable for smaller ice cubes and fits in most car cup holders and is FDA compliant and BPA free. A portion of all proceeds is donated to Shelter to Soldier™, a non-profit organization that rescues dogs to train as service animals for veterans in need.