Secure your rugs with this Anti-Slip Rug Gripper set of 4. It will prevent accidents by holding rugs in place on hard floor surfaces. It includes four double-sided adhesive black grippers for each corner of the rug. Simply peel and place on floors and rug. The grippers are approximately 3" x 2.50" in size. It comes packaged in a 4" x 4.50.`