Cardinal Health™ Instant Hot Pack, 6 x 6½ Inch, 1 Case of 40 Otoscope Sets For use in all scope Hip Kits For use in all scope washers s sleep and allergy relief * All of our covers are laboratory tested and efficient against dust allergens and pet dander Zippered Mattress Cover * King size 78 x80 x9 * Six gauge vinyl * Heavy duty and durable * One cover per package * 100% Waterproof * Fire retardent * Notice to California Consumers: WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm * There are 40 medium size instant hot packs in a case Can be applied directly to skin — no additional cover needed