It depends on what caused the problem. we guarantee you will be satisfied with our products. If not, free redo, free shipping or return them and you will be credited in full. If we have not made the goods as your requested size, color, techniques or confirmed design. We can redo the goods, or returned the payment, or negotiate solutions such as give some discount, etc. Otherwise, we can’t responsible for the problem; but we can give you some discount for redo the goods to reduce your losses.