Umpqua Ledges ZS2 500 Waist Pack, The Ledges 500 carries everything you need along with a few surprises. A stiff and well-padded back-panel and waist belt provide all-day comfort and easy rotation. The main compartment holds 4 large fly boxes and stretch mesh pockets on the face are great for accessories. A nice surprise - integrated net slot and hemostat sheath for easy storage and access.