J Brace Patellar Stabilizer Extra Large Right Locator Aids Standard Replacement Covers for the HERH6036TW Standard Replacement Covers for the folowing cushions: * ROHO© Single Compartment (HIGH MID LOW PROFILE) * ROHO© Dual Compartment (HIGH MID LOW PROFILE) * ROHO© ENHANCER© * ROHO© MOSAIC© * The ROHO© Standard Cushion Cover is a textile enclosure intended to protect the cushion * 20 x20 * High Profile * 6 Month Limited Warranty Left Extension * Padded cushion is specially designed for the left and right * Black leatherette zippered cover * Leg extensions are approximately 1 2 of the seat width x 9 long * Overall length with Leg Extension is 25 * Overall thickness is 1 1 2 and have a 5 8 plywood base 18 Wide x 16 Deep x 1 The J Brace Patellar Stabilizer is a 1 8th thick 13 long sleeve with two lateral and two medial spiral steel stays * It also has a tubular rubber buttress to align the patella * Laterally attached straps pull medially to displace force to the patella * The J Brace allows compete range of motion while providing stability * 16 18 * Manufactured from DermaDry which combines the breathability and water vapor transmission capabilities of open cell sponge rubber with the durability stretch and compression of neoprene * This process allows perspiration to evaporate and is further enhanced by the KwikWick treatment of the soft polyester that coats the inside and outside of the braces * A flame lamination process is used to secure the KwikWick treated polyester to the rubber eliminating the need for industrial adhesives a known cause of contact dermatitis * Excellent for patellar instabilities subluxations and dislocations *