The ortlieb packman pro2 is a waterproof day backpack with a roll top closure this universal waterproof daypack has been completely redesigned with its roll closure it offers optimal protection for your gear even under most extreme weather conditions the s shaped ergonomical shoulder straps with reflective stripes chest strap and waist strap with padding and the optimized breathable back system ensure top carrying comfort the stowaway helmet flap requires little space inside a concealed f