Made of durable Koskin reinforced synthetic leather... Heavy-duty PVC mesh side pockets with nylon self-repairing zippers... Roomy zippered end pockets with nylon self-repairing zippers... Hidden expandable 22"x12.5"x5" mesh bottom compartment for wet waders or boots... Hidden roll-out PVC changing mat... 2" carry straps with Velcro® closure grip... Size:22" x 12.5" x 10.5" (15.5" expanded) Green