Shuttle hurdle relay

Shuttle hurdle relay (SHR) is a type of a relay race in track and field in which participants jump (sprint) over hurdles. The shuttle hurdle relay is contested at the Drake Relays, Desert Conference Relays, Kansas Relays, Mt. SAC Relays, Penn Relays, Texas Relays, Akron Relays, Alabama Relay, Appalachian Conference Relay, Florida Relays (Gainesville), Knoxville Relay, Long Beach Relay, Santa Barbara Relay, So Cal Relays (at College of the Desert), Tennessee Relays (formerly: Dogwood Relays, Sea Ray Relays), Towson Relays, and Tri-State Relays. The SHR was also included at the 2019 IAAF World Relays and 2021 competition.