For defect claims or return requests, please contact us within 30 days of receipt. The OZU Quality Guarantee specifically covers manufacturing defects. We are not liable for damage resulting from improper handling (e.g., structural stress from frequent adjustment), natural oxidization, or standard wear and aging. Regular-priced, unworn items are eligible for return or exchange within 30 days (restocking fees apply). All sale/discounted items are final. For full details, visit our Refund Policy Page or contact us via the link below or at info@boyozu.com.