These Lawn Spike Shoes are very easy to use & helps to aerate your lawn giving it the much needed oxygen for healthy roots & maximium growth. Just strap them over normal garden shoes & take a walk over your lawn. Not only willl it help to improve your much loved lawn but also stretches your legs for increased health benefits. Made from strong, durable, rigid plastic with heel support for maximum comfort & long lasting. Breathe some life into your lawn today!