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100% AUTHENTIC AND FROM THE USA. Systems: All Base: Silicone Gentleness: Skin safe Hold: 4+ Weeks Comparable: No-Tape® Clear when dry Waterproof Flammable Extreme Hold is the latest and greatest in silicone adhesive technology. This is the first true maximum hold silicone adhesive Ingredients: Ethyl Acetate Direction: Prepare client’s scalp with 99% Alcohol and Max Hold Sport. Use sponge brushes to apply a thin, even coat of EXTREME HOLD to scalp, and blow dry until tacky. Repeat once more, then press hair system onto scalp, firmly holding for 10 seconds. Caution: Close cap tightly. Do not breathe fumes. Store below 90°F Test on small area before use. Keep out of reach of children. External use only. Avoid eye contact.