To exchange or refund, bring the receipt and item and ask "교환 돼요?" (can I exchange?) or "환불 돼요?" (can I get a refund?). Rules differ by store, so follow the staff. Daiso Myeongdong Main Store (43 Myeongdong-gil) is open 10 am-10 pm. The ₩1,000 earbud cleaning kit has 760 reviews.
