Columbia brand expandable thermal lunch pack. Black with gray trim. Many features. The main bag measures 10" high (not including the handle) and 8" wide (not including the elasticized net bottle holder). There are 2 rings on either side to attach a strap. Inside zipper allows an ice pack to be placed under the food area. Outer zippered pouch can expand when velcro is undone. There is a netted pouch in the thermal area with velcro fasteners, to keep items separate, but cool. This bag is very versatile. Excellent condition. $15