Features1High Cutting Efficiency: String trimmer line is made of nylon material, which has high cutting efficiency and improves work efficiency. 2Faster Acceleration: The quadrate string trimmer line has longer life, better performance, and faster acceleration. 3Low Noise: The black trimmer line features a low noise line design that reduces noise levels by 50% for a better working environment. 4 Performance: String trimmer line is expertly built, craftsmanship and accuracy help deliver performance. 5Scope of Application: 3.3mm trimmer line is suitable for most lawn mowers, trimmers, etc., with strong practicality.SpecificationItem Type:3.3mm String Trimmer LineMaterial: NylonSpool Style: 3.3mm QuadrateApplicable:Compatible with Most Lawn Mowers, Trimmers, Etc. for Husqvarna,for Steele, Etc.Package List1 x 3.3mm String Trimmer Line