Sportime Adjust-A-Hurdles are an affordable training tool, ideal for students from elementary school to high school. Hurdles feature a swivel base support that allow for easy storage in tight spaces and improve safety by keeping the hurdle support out of the way of your athlete's feet. Light-weight hurdles made of durable, high-impact PVC material adjust in 3 in increments from 21 in to 36 in. Set includes 3 hurdles.