With the aim to help the customer save their finance when shopping online, kosterina gives many discount programs for specific invoices. With an invoice over 100$, you can get 60%. Moreover, the larger your bill, the higher the discount you will get.

Yes, you must have a valid kosterina account in order to buy an item at the kosterina site and use your coupon. During the process of buying an item on our site, you can use your kosterina account to see more of our services.

Normally, one discount code is only applied for one offer. However, If the users put a vast of items in their cart, it is easy to use one coupon code to purchase items. It depends on kosterina's policy, you can contact kosterina via mail for your reference.

Once you find available coupon codes and are approved by the kosterina official store, you can submit them to us at Coupon Submission. We are not responsible for the reliability of coupons provided by customers.

Yes. Coupons for each Discount Event of kosterina will be collected here while being updated day by day. Sometimes, there will be deals not updated promptly but it's rare, we expect sympathy from you. 

Currently, there are 4S offers in total and the biggest discount is 60% off. If you intend to purchase at kosterina, let's pick one to save on the cost.