100% new and high quality,Wide bowfor easy use, flexible, effective tension. Clean the mouth, remove food residue or residual foreign body, convenient and effective.Articulate and can help , and oral .Effortlessly slide between teeth cleaning teeth. Flat line contact area becomes larger teeth, back and forth up and down more quickly clear debris between teeth. Flat ribbon cable does not expand the teeth is not to hurt the gums. Children and patients with periodontal disease is also very suitable for use. Materials: nylon wire, stainless steel wire, Environmental plastic Color: Yellow Size: 0.4mm Instructions: 1. Slowly move the interdental brush in the between the teeth to remove food debris and tartar between the teeth. 2. Please wash bristles after use, it is recommended to replace it once a week. 3. After each use, clean the interdental brush with water and place it in a dry place. When the bristles are bent, they should be discarded. Precautions: Do not forcibly insert the teeth in the teeth. Do not use excessive force. Children must be accompanied by an adult and the product must not be swallowed. Package Content: 1 box x Interdental Brush (10pcs With Original Box) Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.