Product Name: Washing Machine Tub Clean 2-Pack with Net Contents: Approximately 30g x 2 packs (approximately 30 uses per pack), 1 net Individual Package Size/Weight (approx.): 106 x 20 x 157mm / approx. 85g Ingredients: Baked scallop shell calcium Instructions: Put this product into the included net and put it in the washing machine with your laundry and detergent.