The BLACKHAWK! Tactical Special Operations Medical Backpack was designed with the IVS Cool Back Panel with silent pulls and a dual adjusting waist strap. With design help from the elite military medics. Features include: Made of 1000 denier NyTaneon. Top grab handle. Outer cinch straps. Internal compartments. Drain holes (grommets). Contour padded shoulder straps (.5" padding). Individual medical gear compartments. Padded back and padded inner trifold flap. Internal pockets made of urethane coated mesh. 2 large compartments close with #9 YKK zipper and sliders with silent pulls. Optional modular storage available with the Assault Pack Accessory Pouch (603DAPxx)