3M™ 4-3/4 X 10-1/2 Inch Cover 

• 3M's cover forms a layer between the skin and the gel pack for added protection
• The 4-3/4-inch x 10-1/2-inch sleeve provides enough room to fit 3M™ reusable gel packs
• It increases comfort without interfering with the healing process
• It reduces the likelihood of cold or heat burns for safe use
• It minimizes the risk of cross-contamination with shared gel packs
• There are 100 covers in a case