Mercury 3-Day Stretch Tac Pac with Hydration - Coyote:

Capacity (L), 65

Product Size: 20.5" H x 15" W x 7.75" D (12.75" D expanded)
Volume: 3920 cu. in.
600 denier polyester construction
3-liter military spec HydraPak® reservoir included
Back support belt with parachute clasp
Side parachute clasps
MOLLE loops
Easy-grip zipper pulls
Hook and loop panel to add name tape or patches
Water-resistant interior
Large expandable main compartment
Interior organizer pocket
Silk Screen size: 3" Embroidery size: 3"