Silicone band accent Dual wall construction 18-8 Stainless Steel with black matte finish and vacuum insulation for optimum heat retention. Available in 13 different colors Constructed out of FDA compliant materials. Features our patented leak-proof screw-on lid with a visual open/close push button locking closure, that comes apart for easy cleaning. Adjustable side carry strap for hands free transport. 2.75" D x 2.75" W x 11.375" H