POOL/SPA Arm & Hammer Pure Baking Soda (12 lb.) PreviousArm & Hammer Pure Baking Soda (12oz.) NextLeisure Time® Defender Arm & Hammer Pure Baking Soda (12 lb.) Arm & Hammer Pure Baking Soda (12 lb.) $13.99 Sold Out Get notified by email when this product is in stock. Add To Cart Facebook0 Twitter