Features: DuPont bristles rounded at the height Protecting enamel and gums The outer bristles are cut in a U-shaped shape, which inserts the enamel and brightens and protects the gums Deep cleansing with flowing cleaning calories Middle bristle protrusion depth cleaning between teeth Specifications: Material: Dupont wool colour: White Package Contents: 10 x toothbrush head 10 x Dust disguise Only the above package content, other merchandise aren't included. Note: Light mirrored image and various displays may cause the colour of the object in the photo a little bit diverse from the real thing. The measurement allowed error is +/- 1-3cm.