8 PCS Interspace Toothbrushes, Single Tufted Toothbrush End-tuft Tapered Toothbrush Orthodontic Interdental Brushes Gap Toothbrush Interspace Brushes Soft Trim Toothbrush for Dental Cleaning. Size:interspace toothbrushes is about 16.5 cm/6.5", brush head is about 8 4mm/0.32 0.16".
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