Insulated collar. Velcro strap keeps collar securely fastened. Suitable for 0.75 liter wine bottles. Made from stainless steel and neoprene. 4.25 in. Dia. x 9.06 in. H (0.68 lbs.). Includes cooling gel pad. Cooling gel pads helps to keep beverage cool. Designer: Floz design. Imported from Italy