MySmile DY156 Electric Toothbrush Replacement Heads, 3 Packs (Pink

2 REPLACEMENT TOOTHBRUSH HEADS - Packs with 3 replacement toothbrush head, 9 months supply. FADED IN COLOR - Faded in color to let you know when need to replace the toothbrush head, usually 2-3 months. DUPONT NYLON - The bristles are made with DUPON nylon, which is professional advanced bristle supplier. Compatible with MySmile DY156 electric toothbrush.