Handi-Shim 40 pc assorted plastic shims. - 10 each of - 1/4" blue, 1/8" white, 1/6" red, 1/32" green. Shin, plumb, space & level. Can be used in virtually every construction application & are easily removed for use over & over. shims can be cut to fit. Compression resistant re-usable material that will not rot. Countersunk holes for securing w/screws or nails.