jmu 2000 pcs dental cotton rolls, 2 medium 1.5'' rolled cotton, non-sterile 100% high absorbent cotton for dentists, nosebleed jmu high absorbency. 100 percent pure white cotton fiber. soft and flexible to increase patient's comfort. maintains original shape while providing controlled absorption. no chemical whiteners or additives. non-sterile general use. <br>in addition to professional uses, it is suitable for use at home for a variety of dental care uses, including stopping bleeding, padding for problem gum and cheek areas, and to absorb excess moisture during home teeth whitening treatments. <br>size: #2, 1.5 * 0.375 inches (3/8 inch diameter)