Optase Moist Heat Mask is a reusable mask for soothing, effective relief of Dry Eye, Blepharitis, MGD, Chalazion and Styes.A heated eye mask that works to loosen the protective oils produced in the eyelids which aids in healthy tear productionThe moist heat eye masks are soft and comfortable to wear. Hydrobead technology absorbs moisture from the air and releases a natural and constant moist heatFor best results apply the heated eyemask to closed eyes for 10 minutes per treatment or as recommended by your eye care specialistCan also be used as a cooling eye mask to help with symptoms of migraine, allergies, puffy eyes and contact lens irritation