Jazzy Kneeling Chair with stylish polished aluminum features with Memory Foam cushions for superior comfort. Kneeling Chairs allow user to carry majority of their body weight with their strong legs muscles while training their core muscles for a stronger back.Sturdy steel construction allowing users up to 250lbsSupportive Memory Foam cushions with a durable fabricHeight range adjustable from 22" to 27"Star Base with Nylon Casters allow chair to be easily rolled to different positions