Hot therapy: Sleeve should be warm, never hot. Never heat sleeve more than in increments of 10 seconds if not warm enough. Never heat more than 45 seconds in total. Cold therapy: Place sleeve (with supplied bag) in freezer for at least 2 hours.
Wipe with damp cloth and allow to air dry. Make sure sleeve is dry prior to storing it and do not wash, bleach, dry clean or iron sleeve.
Microwave and freezer safe, non toxic gel & latex free.