50ml. Optase Eyelid Cleansing Gel. Good eyelid and eyelash hygiene is recommended by eyecare Professionals as part of the management of dry eye, blepharitis, acne rosacea, or seborrheic dermatitis. Optase TTO eyelid cleaning gel gently removes impurities, dirt, debris and make-up from the eyelids and the base of the eyelashes. Enriched with Tea Tree oil, Hyaluronic Acid and Pro-vitamin B5, it moisturises, soothes and purifies the eye lid and leaves the eyes feeling fresh and clean. Suitable for sensitive eyes.