• The OPTASE® Cooling Mask uses HydroCool™ Technology to provide cooling, proven to relieve inflammation, due to seasonal allergies
• When placed in the freezer the HydroCool™ beads absorb cold energy, this energy is then transferred to patient by applying the mask on the eye
• Hand wash in cooled boiled water or bottled water with a mild detergent. Air dry for a minimum of 24 hours until it is completely dry before next use.