1、Long Service Life: Plastic mower blades is durable, not easy to break, has a long service life, and the blade surface is smooth, which brings you a pleasant experience. 2、Replacement Mower Blade: Simply replace old or damaged mower blades and use new ones to mow more efficiently and create a more beautiful garden. 4、Improve Working Efficiency: Lawn mower blades will improve mowing efficiency and safety. This plastic blade accessory for weed trimmer can make your gardening work easier. 5、Considerable Quantity: You will receive 20 pieces of mower blades, enough quantities can meet your daily use and replacement needs. 3、Wide Applications: You can use it to cut branches and weeds in flower beds, potted plants, gardens, fruit trees, estates and fields, so that your plants can thrive without being disturbed.