Wind/Water resistant 1000D nylon construction
Scratchguard rubberized contact fabric
Expandable main compartment
4 Hook and loop adjustable system
Quad-adjust mounting system
Heat and water resistant bottom
Reflective stripe
Rain covers
49cm x 28cm x 28cm each (76.8 Liters combined)
19.3" x 11" x 11" each (4670 cubic inches combined)