Colgate Max White Expert White 360 Toothbrush and Whitening Pen is clinically proven, starting to work immediately after use and giving up to 3 shades whiter teeth. Use the brush with your favourite toothpaste, and follow up by whitening, by turning the knob on the pen to apply the whitening gel. No waiting, no rinsing needed! The whitening pen can then be slotted into the bottom of the brush, making it perfect for people on the go. Pack contains 1 x toothbrush and 1 x 5ml whitening pen. Always read pack instructions before use. For adults and children over 12 years. Keep out of reach of children.