With sharp blade design blade, it can cut bush or grass effectively. What makes this blade strong and durable to use is the high-quality material and exquisite workmanship. After touching a hard object, the blade will automatically fold Immediately. It is constructed of plastic material. The length of this product is 139mm and width is 33mm. It is suitable for cutting bushes, shrubs, thick grass, etc. Item Name: Grass Trimmer Blades Material: Plastic Features: Sharp, Lightweight, Anti-deformed, Sturdy Size Details: L: 139mm/5.47", W: 33mm/1.3"(Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 10 x Grass Trimmer Blades