Newegg offers the Philips Sonicare Simply Clean Brush Heads 5-Pack, model no. HX6015/03, for $29.95. Coupon code "NAFBRUSHHEAD1" drops the price to $19.95. With free shipping, that's $11 under last month's mention and the lowest total price we could find today by $4. Each head features a contoured bristle field and fading reminder bristles.