600D Duralite - 600 x 600-denier Duralite features a special water resistant coating to help keep gear dry. * Duralite Ripstop - 600 x 300-denier ripstop Duralite fabric features a special water resistant coating to help keep gear dry. * Grid-Weave Duralite - 300 x 580-denier reversed ripstop Duralite fabric features a special water resistant coating to help keep gear dry. * CD/MP3 player pouch - A compartment designed to store your CD/MP3 player with a headphone gate. * Wet Compartment - Zippered pocket keeps laundry or wet items separate from other gear.