Harvey Block Salt for Water Softeners (Plantation wharf SW11)

Ordered the wrong size so giving it away for free - Harvey Block Salt for Water Softeners | Original Pure Grade A Food Quality Salt | 6 Bags, Securely Boxed | Each Bag Contains 2 Blocks | Efficient Softening Solution. Bought on Amazon from this link - https://www.amazon.co.uk/gp/aw/d/B0957TBBL5?ref=ppx_pt2_mob_b_prod_image