- GUM BI-DIRECTION Interdental Brushes model 107777, designed for effective cleaning of back and front teeth - 0.6 mm diameter, perfect for accessing small interdental spaces - Pack of 6 multicolor units, ideal for daily use and maintaining oral health - Help remove dental plaque and food debris where a regular toothbrush can't reach - Ergonomic handle that makes handling and cleaning at different angles easier - Recommended for people with orthodontics, implants, or sensitive gums - It is recommended to insert gently and move back and forth without forcing - Replace the brush every 3 months or sooner if the bristles are worn