Product details Reusable cooling mask to relieve hayfever or allergic symptoms around the eyes, such as itchy, red, watery eyes as well as puffy or inflamed eyes. 5cmH x 4cmW x 2cmD Featuring HydroCool Technology The FUSION Allergy Cooling Mask is a reusable cooling mask designed to relieve hayfever or allergic symptoms around the eyes, such as itchy, red, watery eyes as well as puffy or inflamed eyes How to use Directions for use: Place the FUSION Allergy Mask in a sealed plastic bag and place in the freezer for one hour. Position the FUSION Allergy Mask around the head and close eyes for 10 minutes adjusting the strap for comfort.