1. When selling an item, it is wajib on the person to show all the defects that may be found in it. It is harâm to conceal the defects and to convince the person into buying such an item.
2. After purchasing an item, a person noticed a defect in it, e.g. a woman notices that a cloth has been eaten up, a shawl has some moths in it or she notices any other defect. She now has the choice of keeping the item as it is, or returning it to the seller. However, if she decides to keep it, she will have to pay the full price of the item. It is not permissible for her to reduce an amount from the total price as a compensation for the defect. But if the seller agrees to reduce the price because of the defect, it will be permissible for her to pay less.