It works in the same manner as a zero clearance insert on a table saw. It's a hard PVC and self sticks. Simply apply over the throat of your saw to eliminate chip out and create an exact reference for line up.
Features:
Made of durable PVC
2" x 16" PVC
5/Pack
Includes:
5 ea. FastCap™ Miter Saw Zero Clearance Tape
California Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov.