[Quality Material]: swing set anchors are made of quality steel material, sturdy, firm and strong, anti-rust and colorfast, to or rust, not easy to break, deform or bend, and can retain their color and shape after a long time use [Perfect Size]: Earth anchor measures . 18 inches in length, allows ground anchors to be inserted into the ground, drill bit diameter of the shed anchor is . 11 mm/ 0.43 inch, . 7.1 cm/ 2.8 inches wide helix for maximum holding power and the diameter of a solid steel shaft is . 10 mm/ 0.39 inch [Easy to Use]: trampoline anchor kits are easy to use, you only need to insert them into the soil without additional tools, saving you time and effort, giving you much convenience [Wide Applications]: Works great with trampolines, playground playsets, kid's swing sets, slides, deer stands, canopies, temporary shelters, campers, fencing and fence posts, trees, vertical hammock stands, and more! Color: Green Material: steel Package Contents: 4 x Earth Ground Anch 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 picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.