STIHL uses a custom blend of polymers to produce a trimmer line with the best all-around characteristics of abrasion resistance, flexibility over time and temperature ranges, and welding resistance. Quiet Line™ is available in .080” and .095” diameters and comes color-coded so that the diameter can be easily determined. Click here to view Cutting Heads & Blades Selection Chart (PDF)  Trimmer Line and Accessories Chart (PDF)  Available in a variety of sizes and configurations.