Amazon.com: PRO-SYS® Interdental Brush Narrow Spaces, Proxy Brush - 8 Brushes (2 Packs – 4 Brushes per Pack) – with Dupont™ Bristles : Health & Household
Amazon.com: Mini Dental Interdental Brush - Green 1.0-1.2mm - Pack of 48, Recommended by Dentist for Best oral Health, Prevent Bad Breath and Periodontal Disease, by Vivid : Health & Household