DIAMETER: 4 inches, a handy size, it’s ideal round hot cold pack for wisdom teeth, breastfeeding, tired eyes, TMJ, small joint injuries, nursing aid, discomfort, reduce pores, sinus pressure, headache, migraine, bumps and bruises, nose bleeds, toothache, extraction, injection. MULTIPURPOSE: Used as hot or cold therapy, hand warmers, skincare or beauty treatment, kid's boo boo pack, a must-have for any first aid kit, perfect for small injuries. CONVENIENT TO USE: Store gel pack in refrigerator or freezer, use as small cold compress anytime; heat gel pack with microwave oven, as heat therapy. NATURAL RELIEF: Provides instant pain relief to sprains, strains, swelling, bites, bumps, puffy eyes, bruises, sports injuries, migraines, sinus pain, laser treatments, dermabrasion, muscle aches and more. SAFE & COMFORTABLE TO USE: Gel pack is filled with nontoxic CMC & glycerin, latex-free, safe for all ages to use; therapy pack with protective Non-woven Cloth Backing on one side is soft to use on any pain area.Best Sellers Rank: See Top 100 in Health & Household. Special Feature: Flexible, Reusable. Unit Count: 6.00 Count. Number of Items: 6. Age Range (Description): Adult. Brand: LotFancy. : B01A6E24VM. Manufacturer: LotFancy. Date First Available: January 5, 2016. Item model number: 11C-1858-L. Product Dimensions: 7.6 x 4.1 x 1.5 inches; 11.2 Ounces. Is Discontinued By Manufacturer: No.