1.material:cotton ,rubber 2.size:s,m,l 3.color:whiter 4.1 pair/pvc bag 5.high quality with reasonable price MODEL NO:CR-10-3001.material:cotton ,rubber2.size:s,m,l3.color:whiter4.1 pair/pvc bag5.high quality with reasonable priceOther model:CR-20-188material: Polyester rubber high quality 100% cotton pure felt kneecap