MAT is a musculoskeletal examination of the client's: Range of motion, Joint flexibility, Muscle length & Skeletal alignment. As well as a Postural assessment of the person's different positions. A MAT helps with the selection of a seating system with the appropriate ‘size’ and ‘shape’ for the client and is done with respect to the client's requirement for functional capacity, posture, and pressure management. More details here https://www.powermobility.com.au/prescriber-hub/prescriber-events/introduction-to-mat-evaluation-3/