They can be used as keychains, ID badge holders, lamp pull-cords, bracelets, replacement zipper pulls, and just about anything else. Lanyard Weaves: Lanyards are great. It's a relatively simple process to design, laser cut, and then apply wood finish to.
Custom Name Keychain: This Instructable explains how to make custom name keychains using birch plywood and a laser cutter. They can be woven into many shapes, sizes, and colors.