The versatile Topeak MTX TrunkBag DXP has an expandable top and fold-down side panniers to accommodate extra gear.
Features a large-capacity main compartment, a multi-function top pocket and 2 side pockets that open into pannier bags
Foam walls provide padding and insulation for use as a camera bag or cooler
Insulated main compartment holds up to eight 16-oz. cans
Durable 1000-denier? Cordura