Designed With Durability In Mind Heavy duty polymer flaps with extra thick 3/16" constructionLow-density polymer for the strength and stabilityFlexible enough to withstand impact and stressRigid enough to maintain appearance and anti-sail propertiesResists buildup of ice and snow and repels road debrisAll flaps are 24" wide and are sold in pairsPlease measure the height of your application before ordering.