Barrier Super Plus Fly Repellent Spray 1 Litre. Barrier Super Plus Fly Repellent is a super strength, 100% natural formula that defies all blood-sucking and nuisance flies including midges, bots, horseflies, house, stable and black flies. Super Plus helps to soothe and calm the irritation caused by midge bites and stops the need to rub. Super Fly Plus offers a kind and gentle formula that can be applied directly to raw, exposed and broken skin to help discourage the need to rub and prevent hair loss. Read more… Barrier Super Plus contains a blend of concentrated herbal oils, volatile essential oils and pure avocado, which is known to be high in vitamins A, D and E, to deep condition and nourish the skin. The Barrier Repellent offers a horse friendly, quiet, fine action trigger spray than can be adjusted to produce a fine wide mist or a sharp jet spray. Free from all prohibited substances under current FEI and HRA rules. HSE licence no: 8725. Contains: Citriodiol 1. 5% w/w, Citral.