GHD\'s are designed to strengthen and stabilize the core and posterior chain. They have also been proven to effectively aid injury prevention through eccentric movements. Our GHD\'s offer great stability, comfort and are easy to use. We have also added a weight tree to allow for further stability. Specifications: Uses: Conditioning, Open gym, Bodyweight Colour: Black GHD\'s are designed to strengthen and stabilize the core and posterior chain. SPECIFICATION: Brand UKSF Usage Home Use, Commercial Use Condition Brand New Warranty 12 Month Warranty