PartsSquare 20pcs Fender Liner Fastener Rivet Push Clips Retainer for 2001-2016 Nissan Xterra 1997-2016 Nissan Altima Package Content : 20pcs Plastic Rivets Fastener Application: Front Rear Bumper Retainer (Direct replacement, no need to modify) Size (Head/Stem Length/Stem Diameter/Fit Hole): 18/22/9mm; 0.7/0.86/0.35 inch Item condition: Brand New. Material: Plastic, Nylon