SafeBasics Non-Woven Sponges, Non-Sterile, 4-Ply, 2" x 2", 5000/Pk, 2101-CHAbout this product Made of a non linting soft material Bleach and chemical free Durable construction Highly absorbent SafeBasics Non Woven Sponges provide excellent absorbency and reliable strength without leaving any lint residue after dental procedures. These general purpose non sterile sponges consist of soft, poly viscose material and contain zero bleach or chemicals to prevent irritation during use and enhance patient comfort.