Constructed from rugged PVC-backed 900D polyester, this three-pocket shoulder bag offers 650 cubic inches of watertight storage in its main compartment alone. The main compartment can be expanded to offer an additional 200 cubic inches by simply unzipping the expander zipper. The removable PVC coated liner is radio-frequency "seam weld" sealed to produce a watertight inner liner making it the perfect bag for hunters who wade! Other features include adjustable shoulder strap with Avery exclusive ABT Shoulder Pad, padded Quick-Carry handle, three elastic choke tube holders, a zippered mesh pocket on the inside of the top fold over flap, two heavy-duty d-rings for attaching duck straps and other clip-on accessories and embroidered Avery logo. Unexpanded measurements are 14" wide x 4.5 deep x 10" tall.