Check the listing for details. 60 Pack Replacement Aero-Flex Premium Flexible Line Blades for Trimmers Edgers. Condition: New. Listed at 16.59 USD. Description： 【Compatibility】Compatible most Universal Trimmer Head 【High Quality】Flexible Line Blades use of high-strength copolymer flexible materials,has good flexibility, reduce the risk of breakage, which is more economical and durable 【More Efficient】Compared with the traditional round replacement wire, this product has a sharper surface, making cutting more efficient 【Easy to install】The installation will not cause parts to be lost, no springs, just align the product with the notch of the machine to complete the installation and use 【Warranty】60pcs Replacement Flexible Line Blades + 24 hours customer service. If you have any questions, please feel free to contact us 100% brand new and high quality. Package Contents: 60 Pack Premium Replacement Flexible Line Blades Features： 【Simple and Convenient 】Simple and easy to reload, the line blade is designed to simply snap into place. No spools, springs, rewinding or rethreading. Reload by alternating two-color line blades. 【Longer Lasting】The line blades are aerodynamically designed to operate at low revs. Use as recommended to extend the life of the line blade. 【Cut at Low Speed】Four line blades enable the blades to cut at lower speeds, lower speed cutting saves line blade wear. The line blades can withstand fences and other brutal forces and they won’t wrap around fences or snap off as a result. 【Highly Visible】Brightly colored line blades are highly visible, keeping operators away from delicate trees, flowers and shrubs. Contact us: 30 days full money back Guarantee, We have always been trying our best to provide the best service and reliable products for every customer. Please contact us via eBay message or email to resolve the issue before leaving negative feedback.