Philips Sonicare W2 Optimal White Standard Electric Toothbrush Heads, Click-on, BrushSync Mode Pairing, Black, 8-Pack, HX6068/96 : Amazon.com.au: Health, Household & Personal Care
Philips Sonicare W2 Optimal White (was DiamondClean) interchangeable sonic brush heads HX6064/12 4-pack Standard size Click-on BrushSync mode pairing : Amazon.co.uk: Health & Personal Care