Check the listing for details. Canna Cal Mag Huge 5L Bottle. Condition: New. Listed at 60.78 USD. Canna Cal Mag Huge 5L Bottle Canna Nutrients Cal-Mag, Big ass Bottle 5L Cal mag agent is a special concentrated agent for the buffering soft water. It can be used with all medias Fewer deficiencies Increase in nutrient uptake Stronger plants Stimulates better-quality flowers Highly concentrated Increases the EC of your water Less nutrients required Perfect for your growing needs indoor and out!! Fast and Free Shipping You're already purchasing the item. Why pay additional for shipping, especially slow shipping? We get your order shipped out within 1-business day and delivered to your doorstep as quickly as possible. Competitive Pricing With our dynamic pricing model, our prices are always competitive. Our prices are some of the lowest that you will find on the internet. Rest assured that you're getting a good deal when purchasing with us. 30-day Money Back Guarantee We are committed to making sure that you leave this transaction satisfied. If you're unhappy with the product for any reason, you may return it back for your money-back or a replacement within 30 days. No questions asked!