1. Tri-cone design aluminum tent pegs penetrate and hold firmly in a wide range of soil conditions.It can even use in relatively soft ground, such as mud, the snow, sometimes can replace posted snow nail. 2. Perfect length. It will be backpack space but long enough to keep your tent secure. 3. The reflective pull cords are easily seen at night. help you save time. It held the ground firmly and didn't pull out during the night. 4. Suitable for camping, hiking, beach, sand and other outdoor sites. 5. tri-wing shape helps the stakes to insert easily into types of ground. Ultralight weight is convenient for long-distance backpacking trips through the mountains. Usage tips: When driving stakes into hard or soil, if it doesn't go in with moderate tapping of the hammer STOP or you risk bending or breaking the stakes. When driving stakes into soft soil, use your foot and apply weight to the stakes, being careful to stop pushing when you meet any resistance. Weight: about 140g Colour: Black Material: aluminum alloy Size: 18cm Package Contents: 10 x ground nails Only the above package content, other products are not included. Note: Light 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.