Dimensions:
Main compartment: 17" wide x 13" high x 5" thick
Large pocket: 10" x 6" x 2" with slip pocket and ID holder
Med Flap pocket: 9" x 6" x 2" with loop field on lid
Small flap pockets (2): 4" x 4" x 2"
Padded organizer pocket: 16" x 12" x 2"

On the pocket heavy side, The vertical pocket is a good general purpose pouch size and has an ID window flap that seals with . Under this flap is a bonus sleeve pocket. The main area of this pocket opens with double zippers and the interior front has another sleeve pocket. Next up is the lower horizontal pocket which uses a sealed flap with loop on the exterior for your patch desires. The inside has elastic loops great for pistol mags, flashlights, multitools and more. The 2 smaller pockets are somewhat grenade sized, but they can work great for electronic power supplies, medical goods, and anything else that will fit in there. They use flaps as well. Behind all these pockets is a CCW area that has a D-ring to help open up the  seal. Inside this area is a generous amount of loop  to add modular attachments like holsters and mag holders.