The Lululemon 2-in-1 Convertible Backpack 21L in Warm Ash Grey is a versatile and stylish accessory designed for women on the go. Made of durable nylon material, this backpack features a sleek gray exterior color and a convertible design that allows it to function as both a backpack and a tote bag. With a sporty theme and the popular Lululemon Wunderlust model, this backpack is perfect for active women who need a reliable and functional bag for their everyday essentials.