The foot rest is ideal for those who are sat for long periods of time. The lightweight leg rest positions the legs in a slight bend which helps alleviate back and knee discomfort. The user can place their knees in a bent or extended position depending on the position of the rest. As a footrest it is a comfortable way for re-adjusting the seating position of the user it helps reduce the risk of pressure sores and possible back pain, The rest is made from soft, durable plastic that can be adjusted for firmness by releasing air from the valve.The rest can be cleaned with a damp cloth.- Size: 508mm x 380mm x 127mm (20” x 15” x 5 inches). - Weight 2.7kg.