F-color via Amazon offers its F-color 6-Piece Bath Bomb Gift Set for $12.99. Coupon code "NHB7V8MT" cuts it to $9.99. Plus, Prime members bag free shipping. (Non-Prime members can get free shipping by ordering via Subscribe & Save.) That's tied with our September mention, $3 off, and the lowest price we could find. Each bomb contains essential oils. Deal ends January 14.

Note: Be sure to cancel Subscribe & Save after your item ships to avoid being billed for future shipments.