18.5" x 13.25" x 9.75". Padded, adjustable shoulder straps w. two front buckle closures for extra support. Tow Paddes back support panels. Large, front load compartment w. inner sleeve. Small front pocket w. inner pocket good for small items. Two fron adjustable equipment hooks. Tow mesh side pockets. Reinforced zipper pulls. Mesh bottom compartment for wet items. Heavy-duty, reinforced bottom.