MSR Cyclone Tent Stake Extra holding power in soft soil. The spiral design of this tent stake is ideal for creating a solid anchor point in soft soil or for securing large shelters and tarps in a windy environment. Constructed of lightweight 7000-series aluminum, the Cyclone(TM) stake offers strength and holding power in all conditions. A reflective pull loop allows for easy removal. Sold individually and as a kit of 4 stakes.