InstaKool™ Instant Cold Pack, 5 x 6 Inch, 1 Case of 80 Washing Equipment Red Medium * 15 individual bands Style:1 Pair (Left & Right) Red Medium * 15 individual bands per pack * Each band is 5'L x 5 * Knee Circumference Measures: 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 * Works due to Carbamakool™ – a proprietary cooling agent that is colder and longer lasting Stays cold for up to a half hour