What is the Donjoy Telescoping Cool TROM™? Versatile & easy-to-use hinged knee brace for post-op rehab, especially designed to provide support & comfort following knee surgery. ideal to be used in summer, the TROM™ Cool features telescoping hinge bars with push-button adjustment of the brace length. When can I use it? To reduce pain & speed recovery following: Major ligament surgery (ACL, PCL, MCL & LCL) Cartilage (meniscus) repair Knee cap (Patella) realignment Stable femoral fracture Regenerative chondroplasty Which size do I need? Universal. One size fits most. Telescopic hinge bars allow extension up the thigh & down to the ankle for greater stability. How does it work? The Telescoping Cool TROM™ (Total Range of Movement) has an enhanced design, which provides range-of-motion control & locking capabilities that help speed up recovery from a range of knee operations & procedures. With a quick lock setting from 0° to 90°, in 10° increments, as well as extension & flexion stops, the Telescoping Cool TROM™ gives you superb control over the knees range of motion. The telescoping hinge bars allow you to extend the brace up the thigh & down to the ankle to improve the overall stability & fit, especially for taller patients. A reduction in the amount of foam & padding used in its construction makes the Telescoping Cool TROM™ more comfortable for summer, while the design of the buckles allows for quick & easy strapping.