FLEX VENT TECHNOLOGY. The FlexVent suspension system features a flexible yoke built from custom injection-molded and flexible shoulder straps, a padded mesh back panel and a breathable lumbar panel for comfortable, ventilated support.

Dimensions: 19.5" x 13" x 8.75" (49.5 cm x 33 cm X 22.2 cm). Volume: 26.5 Liters. Fabric: 600D Polyester Emboss, 600D Polyester Print, 300D Heather Polyester.