12-Pack 14-Oz Arm & Hammer Baking Soda Fridge-n-Freezer Odor Absorber $11.40 w/ S&S + Free Shipping w/ Prime or on $35+

Amazon has 12-Pack 14-Oz Arm & Hammer Baking Soda Fridge-n-Freezer Odor Absorber on sale for $12 – 5% w/ Subscribe & Save = $11.40. Shipping is free w/ Amazon Prime or on orders $25+ or $35+ (minimum requirement varies by location)
Home Depot also has 12-Pack 14-Oz Arm & Hammer Baking Soda Fridge-n-Freezer Odor Absorber on sale for $10.88. Shipping is free.