This is a Vertx Pouch known as the Tech & Multi-Tool Pouch, model F1 VTX5140 BK NA.
The Tactigami Tech and Multi-Tool Pouch securely stows inside any of the Vertx bags or can be used solo to protect your handheld devices from the elements.
Features:
Sized to fit smart phones, GPS device, and/or multi-tools
BAG SIZE: 7H x 4 W x 2 D
