1. Collect complete purchase vouchers, such as receipts, invoices, receipts, etc.
2. Try to restore the original packaging without affecting the secondary sales of the merchants.
3. Apply for a refund on the grounds that it is uncomfortable to wear, and never accept a replacement. Moreover, it does not involve fakes, high prices and other reasons, and it is impossible to prove.
4. You can complain to the local administrative department for industry and commerce about the purchase, and the Chamber of Commerce and Industry will come forward to coordinate the return.