If you need something that can fold up out of the way when not in use, can fit on a plate carrier, vest, or belt to store gear : this is the pouch for you.
This well constructed roll-up utility pouch is developed by BOOSTEADY.

Feature:
Good to add space to a pack as it can be opened or rolled up as needed.
This pouch is perfect for when you don't need a super large dump pouch that gets in the way but still need somewhere to quickly dump magazines or other spare items.
Conveniently holds up to six 30-round rifle magazines vertically.
Opens up to be 6.5” x 8.0” to store or retrieve any essentials such as, magazines, ammunition, hydration bottles, or tools.
This multi-purpose Roll-Up pouch can be used for hiking, biking, climbing, or fishing.
Compatible with any MOLLE webbing platforms for attachment. Can be placed on both chest rig and plate carriers.
Snaps and unsnaps from a belt quickly.
Stitching is good. It's very rugged and useful. 
Nice touch that the front flap has hook and loop fasteners to attach your custom logo
Mesh pocket inside the pouch can store and secure your gear.

Specification:
Size opened: 6.5"W x 8"L
Size Folded: 5.6”L X 5”H
Weight: 3.8 oz

Package Includes:
2x Molle Magazine Dump Pouch
2x Removable‘BOOSTEADY' logo hook & loop