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 fits in most car cup holders and is FDA compliant and BPA free.