AGR (Advanced Gear Research). Dimensions: 11'' x 11'' x 19''. Quick release yoke-style straps. Top shoulder strap compression lead lifter. Loop lined middle compartment. Removable and stowable padded waist belt with gear loops. Forward cinching waist belt adjustment. Quadruple side compression. Dual hydration ports. Hydration reservoir can double as a laptop sleeve. Lockable main compartment. Two-way access to fully loop lined rear CCW compartment with double-sided hook Security Lockout Strip. ATLAS attachment lattice system. Bottom adjustable compression straps. YKK zippers. Bi-Level high grade 3-D Airmesh backing. Teflon fabric protector. 1000D nylon construction. Color: Gray. Bulk packed.