The is How to Make a Flip Line edit from US based NRS is a great watch.

How to Make a Flip Line

A flip line, or guide belt, made with a length of webbing and a locking carabiner, has many different uses for kayakers, rafters and canoeist. In addition to helping flip an overturned raft, you can use it to make a rescue anchor, boat tether, rescue harness, etc. Swiftwater rescue instructor Jim Coffey shows how to build yours.

Continue reading