The Eye Doctor"s special blend filling consists of a unique mixture of different shapes & sizes of natural grains ensuring maximum contact with the affected areas. This combination gives the best heat retention which is necessary for an effective treatment. Featuring a removable washable cover to ensure hygiene and none transference of bacteria as well as an adjustable comfort strap for personal comfort and personal pressure adjustment The Eye Doctor® is your ideal partner for easing various eye conditions and irritations. Your Eye Doctor® also has a pouch for safe, clean, dry storage to preserve its life. The Eye Doctor® treatment pack contains one compress with a removable cover and reusable storage bag, with full instructions for use and wash care. The compress has an outer and a removable inner filled with a special blend of mixed UK natural grains. Please do not use if you are allergic to any natural grain. If you are a contact lens wearer please follow advice from your practitioner.