Protect the chain saw accessories: prevent the weight of the tree from pinching the chain saw blade and chain when cutting back. Protect yourself and your employees: by actually lifting the tree in that direction, help the tree fall in the safest direction for the incision. Durable and : Made of ABS, which means that it is highly stable under heavy loads and is not easy to . Effective tree : on one side and jagged barbs on the other side, which can be fixed to the tree when felling the tree. Easy to use: Cutting are as essential for felling and falling trees as a chain saw. It is not used to split wood. Colour:red+orange+blue+yellow Material:ABS Size:about 15.2cm Package Contents: 4 x wedge tree Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.