Bum bag by Eastpak, Designed in collaboration with Dickies, Adjustable buckle strap, Zip-front fastening, Woven Eastpak and Dickies labels, Zipped back pocket. Bag it up, pack it in with Eastpak's bum bags, backpacks and duffle bags. Made of tough stuff, theyre crafted from durable materials specifically designed for life outdoors and on the go.