EASY TO USE: Use one hand hold the middle fulcrum of the toenail fixer, twisting the nut to fix the tool on the toenail with the other hand. Select the right size for the corresponding toenail. WHO TO USE: Suitable for curing ingrown toe nails, it can solve severe ingrown toenail problems, this product adopts lever mechanics to change the angle of nail growth, specially designed for ingrowing nails and paronychia patient. INSTRUCTION: Normally take the correction every 5-15 days, usually it would be cured in 1-4 months, if use it more frequently than recommended, please mind the strength to avoid harm. Best treat time: you'd better do it before sleeping, so no rebound due to the pressure of shoes. Please use some anti-inflammatory drugs if the skin is damaged. Please wear loose shoes, regular pruning toe. HEALTH AND SAFE: Toe nails,hands and tools disinfection beforehand, the professional toenail fix helps minimize risk of infection, please regard it as your own personal care use. ASSURED QUALITY: Made of high-grade material, which makes it more durable, sturdy, practical and healthy for you to use.