Expandable Tactical Backpack, Adjustable Capacity Military Backpack with Water Bottle Holder, Modular EDC Pack for Hiking, Camping, Hunting & Daily Outdoor Use

This black expandable tactical backpack height: 21 inches, length:15 inches. Adjustable width from 8 inches (regular size) to 13 inches (expandable size). Constructed from heavy-duty water-resistant tactical fabric. Features expandable main compartment, front hook-and-loop panel, external bungee lacing, side mesh water bottle pocket, multiple zipper storage layers and compression quick-release buckles.