Yescom 4pcs Black Pocket Bolt-Riveted Style Fender Flare Set for 2007-2013 GMC Sierra 1500 w/ 27ft Rubber Seal Strip Flexible fender flares set for 2007-2013 GMC sierra 1500 Material: durable ABS plastic(not easy to crack or break) 4pcs set including front & rear, driver & passenger sides Marine-Grade Stainless Steel bolts Protect wheel wells from mud, scratches, sand and other outer damage, gives your vehicle upgrade, refresh look