Cardinal Health Instant Hot Pack, Large, 6" x 9", Single-Use, Case of 16

Cardinal Health Instant Hot Packs deliver consistent, effective heat therapy using unique sodium thiosulfate heat technology. Each 6" x 9" large pack activates instantly by squeezing and kneading, and can be applied directly to the skin without an additional cover. They are designed to stay within the upper temperature limit safely tolerated by skin during heat therapy.