Spark Whitening aka. Knockout White
Consumer Report
I received their product on 2/4. Called to cancel on same day. Was given RMA# & told needed to be back by 2/19. Returned item 2/5 arriving @ warehouse 2/7. Charged my account $94.31 on 3/8. Called immediately - was told no record of receiving. I sent proof from USPS that product was delivered ...