this has bad plan written all over it. they are made from sturdy sheet steel material that can stand the test of time. each pack costs between $8 and $10. the usual shipping charge is $15. finally i realized that the best way to avoid injury was to wear the pole straps “properly” on the way up, and, then just slip your hands through them on the way down. we stopped a few times to walk around and take some photos of the area. national plant data center, baton rouge, la. 