4/8/16Pcs Replacement Toothbrush HeadsCompatible for Colgate 360/B150/250R/E2/350(4pcs Adult)

- High elasticity fine bristles, 0.01mm fine tip filaments, deeply clean between teeth without residue - Arc-shaped conforming brush head design, adapted to the curve of teeth, providing more comprehensive cleaning coverage - Smoothened bristle upgrade process, gently protecting gums without irritation, friendly for sensitive teeth - Quick snap-lock self-locking design, firmly installed without loosening, replacing takes just 3 seconds - 4/8/16Pcs Replacement Toothbrush Heads,Compatible For Colgate 360/B150/250R/E2/350