100% silicone – Sting Free Skin Barrier . Protects, moisturises and soothes. Does not sting. Dries quickly – apply the next adhesive in seconds. Will not cause build up. Silesse™ is hypoallergenic . Silesse™ is an advanced barrier film that dries very quickly to form a durable and soothing silicone film on the skin. It is hypoallergenic and designed for frequent use, to protect vulnerable skin from the damaging effects of body wastes (such as faeces, urine, wound exudate, perspiration etc). It is also designed to provide a physical barrier to prevent irritation/damage from medical adhesives (such as an ostomy or continence appliance).