Thumb Score: +13

Amazon [amazon.com] has Onlyone Rechargeable Sonic Electric Toothbrush w/ 8 Replacement Heads for $17.37 – $8.38 when you ‘clip’ the coupon on product page = $8.99.
Shipping is free with Prime or on $35+ orders.

Price
$18.77 lower (68% savings) than the list price of $27.76
$8.38 lower (48% savings) than the previous price of $17.37