Buy 4 Arm & Hammer My Way Spinbrush Kids Toothbrush, $7.49 Buy One Get One Free, through 6/16 Spend $15.00, Receive $5.00 +Up Reward Use 2 $2.00/1 – Arm & Hammer Spinbrush Powered Toothbrush or Refill – (armandhammer.com) Pay $10.98, Receive $5.00 +Up Reward Final Price: $1.49 each when you buy 4