1. KEEP YOUR TRAMPOLINE IN PLACE - If you have a trampoline, it is necessary to add these heavy-duty wind spikes to reinforce and keep it in place when the trampoline is in use, especially in places where hurricanes or other strong winds always occur. Use these trampoline spikes, no trampolines hitting your windows, no trampolines everywhere after strong winds. 2. KEEP YOUR KIDS SAFE - Children's safety is the top priority. With 6 inches of spikes underground, these anchors will prevent your trampoline from tipping over or moving during use, and children will not fall off or hit the ground. For the safety of the child and for peace of mind, all parents should consider getting a few extra things to keep trampolines or children's soccer goals secure. These anchors are the BEST CHOICE without a doubt. 3. HEAVY GALVANIZED STEEL u0026 RUSTPROOF u0026 EASY TO USE - Made of ultra-strong steel, galvanized coating keeps the spikes rust-free when used outdoors. compatible with Sharp ends on the spikes for easy insertion into the ground. 4. UNIVERSAL FIT u0026 WIDE APPLICATION - These large spikes are 3-3.7 cm in inner width, which means our spikes are better suited for different sizes of trampolines or soccer goals. These strong spikes, sinking deep into the ground, are also excellent for securing camping tents, large outdoor Christmas decorations, fences, tarps, garden cloth, hoses and more. About Delivery: All items will be shipped within 3 business days after payment is received. Most times you will receive them within 8-12 days. The specific delivery time depends on the circumstances. If you have any questions, please feel free to contact us. During the shopping process, if you have any questions, please do not hesitate to contact us, we will reply you within 24 hours, wish you a pleasant shopping. Thank you for your cooperation and we will make sure you are satisfied.