durable low-profile storage bag

these are a must for your rescue cache

It also has an internal foam flotation that keeps the bag floating in the water

this is your solution

This allows them to be adjusted independently

Roof Anchor 12" Threaded Entergy durable low-profile storage bagThe Malta Dynamics Threaded Top 12 Roof Anchor is a fixed post roof top safety anchor, intended for permanent applications only. The A6305 has been thoroughly tested (see testing and compliance page on this product) and is compatible for installation on steel and concrete substrates (fasteners sold separately). The 12 inch anchor post functions to extend through roofing materials so that it is accessible both during and after roof construction. The