1. Brand and high quality. 2. Durable and convenient. 3. Simple design, easy to use and easy to instal. 4. Suitable for various lawn trimmers. 5. Even if we can't go out, we must keep mowing. Specifications: Material: Plastic Length: 83MM Hole Dia: 12mm*7mm Color: Green, Red, Black, Orange Package Included: 50/100Pcs*Plastic Mower Cutting Blade Notes: --Due to the difference between different monitors, the picture may not reflect the actual color of the product. --Please leaving a message before you give the bad feedback, if the products have some problems. --Please allow 1-3mm error due to manual measurement. --Thanks for your understanding.