Cleansing and high-quality soft hair cleansing brush/washing brush/skin brush product manual: Name: Electric face cleansing brush/ washing brush Material: nylon PBT etc. Wire diameter: 0.07mm-0.15mm Shape: round Brush head section: flat/curved Package Including: 8 x Facial Cleaning Brush Heads with protective cover. Features: 1.Soft texture, high toughness, Effective and thorough cleansing, gentle exfoliation, cleansing pores, shrinking pores, reducing oily skin, exfoliating dead skin and eliminating acne; 2.The bristles are extremely gentle, and the surface of the bristles is designed with no holes, which is not easy to adhere to bacteria and is easy to clean 3.Wear resistance, creep resistance, good stability, no deformation, long-term use 4. The ends of the bristles are flat and smooth to protect the skin from damage How to use: 1. Hold the brush head firmly, then push and twist it counterclockwise. 2. Pull the head away from the handle. To install the brush head, push down and twist. Rotate clockwise until it clicks into place. Make sure to hear a tight click Notice: 1.If skin irritation or redness occurs, you should stop using it immediately. 2.Do not use on irritated or damaged skin. 3.We recommend cleaning the brush heads every 7 days. Brush heads should be replaced every 3-4 months. 4.Keep facial cleansing brush dry after cleansing to extend the life of the facial cleansing brush.