Here is our solution to a common problem at affiliates/gyms, Labeling Dumbbells and Racks
(WFS). Using the right markers allows you to label and color code your dumbbells so they can remain organized and be found easily by your members. Anyone with a huge stack of rubber coated hexagonal dumbbells knows what a pain in the ass this can be when similar weights get piled on top of each other.
Equipment Hacks: Labeling Dumbbells and Racks
on Inside The Affiliate