XDeep Standard (Non-Expandable) Cargo Pouch - Durable Storage Bag for Scuba Diving, Hiking & Outdoor Adventures | Water-Resistant Gear Organizer

Simple storage for the small stuff.
The pouch has one attachment point, so you can easily clip it onto your BCD, harness, butt-plate, or side mount harness. When you need something, just unclasp it from the lower or rear spot and re-clip it onto a shoulder D-ring to find or swap gear quickly. Closes securely with Velcro and fits standard 50 mm (2 inch) webbing. Straightforward and handy.