Large capacity seat bag specially designed for bikepackers providing a streamlined way to carry gear without the need for a rear rackConstructed of lightweight, durable, and water resistant materialUpgraded saddle mount system reduces the pendulum effect of carrying large rear payloads, providing a comfortable, controllable ride for extended expeditionsIntegrated air release button keeps the inner waterproof bag compactVelcro Straps19.7x6.3x5.9`366 c.i.BlackX-Large (301-500 c.i.)UPC/EAN/GTIN: 883466012080