50 pieces interdental brushes in 5 sizes and colors, 10 pieces each. Diameters: 0.6 mm pink, 0.7 mm blue, 0.8 mm green, 1-1.2 mm yellow, 1.2-1.5 mm orange. Spacer brushes in different sizes meet the use and replacement needs of you and your family. Durable construction for effective cleaning - Made of plastic and stainless steel wire, resistant to deformation for long use. - High density bristles are moderately soft to hard for effective yet gentle cleaning. - Flexible brush neck can rotate to access interdental spaces from different angles. L shaped design for better access - L shaped oblique head with a slanted brush tip easily penetrates interdental gaps. - Deep clean of molars from multiple angles and reach areas inaccessible to a normal toothbrush. - Used with a toothbrush to improve overall mouth cleaning performance. Non slip and ergonomic handle - Long non slip handle offers a comfortable grip. - Reach back molars more easily and reduce hand fatigue. - Easy to rinse and keep clean after use. Practical use scenarios - Cleaning between crowded teeth and around back molars where a regular brush cannot reach. - Quick touch ups after meals to remove debris from interdental spaces. - Family use with multiple sizes to accommodate different users and needs.