Dear! By default, all products in this store need to be packed in boxes. The price is increased by 2 yuan per piece. If you need hardcover, ask the customer service to change the price. If the product is less than 10 pieces, you will not return or exchange it. Please consider carefully before ordering  except for Taobao agent customers [Taobao agent must be above brick level to be my agent,],] customers who do not have more than brick levels in Taobao stores and do not have Taobao stores place orders for a single order. The number of orders is less than 100. Spring, autumn and winter less than 20 pieces. No matter there is any reason, it will not be returned or exchanged. Please consider carefully before ordering.