J Brace Patellar Stabilizer Small Right Balance Disks Exercisers 5v Rechargeable battery or 2 14804 5v Rechargeable battery or 2 C batteries * 5 x48 4 x18 4 x36 4 x48 6 x18 6 x36 and 6 x48 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 * 13 14 * 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 *