We finish our bags with a triple coat of polyurethane for water resistance and add a Final coat of dupont Teflon fabric Protector to repel the elements. Only the best components and designs are used We Use complete YKK zippers and slides exclusively unlike our competitors who put YKK slides on generic zippers We add Military grade Nylon webbing for straps, handles, and modular attachment points. Genuine Dura flex buckles and hardware add strength and functionality Starting with large, unseamed panels of 1000 denier Nylon, we meticulously reinforce each stress point with composite thread. No unnecessary seams or polyester parts are used Main compartment: 6 x 6 x 1 with quad elastic compression, internal elastic organizers, drainage grommet Frontal compartment: 6 x 5 x 0.5 with internal elastic organizers Rear slip pocket: 7 x 5.5 Secret sealed pocket: 6 x 6 with staggered pull tabs Closed, empty size: 7 x 6.5 x 1.5