To initiate a return or exchange request, please email our support team at cs@niid.com, providing your order number and clear photos of the item(s) you intend to return.

30‑Day Satisfaction Guarantee
If you are not fully satisfied with your niid.com purchase, full‑refund returns are accepted within 30 days upon customer receipt of the order.
All returned items must satisfy these requirements:

• Goods are kept in original, unused condition, with original packaging intact
• Original product tags are still attached to the bag
• ⚠️ Return shipping cost is at the customer’s own expense. NIID does NOT cover return postage for change‑of‑mind returns.
• Items cannot be worn, stained, damaged or altered by customer use. Used items will not qualify for refund or exchange.

Note: We do not process returns or exchanges for goods purchased from third‑party retailers. Please contact your original reseller for after‑sales support.

1‑Year Damage Warranty
For manufacturing‑caused product damage within 1 year from delivery date:
We offer free replacement service.
This warranty excludes damage caused by improper use, accidental impact, normal daily wear‑and‑tear, or customer‑inflicted harm.

How To Submit Return / Exchange Request
We do not support self‑service return portal. All return & exchange applications must be submitted via email.

Please send an email to cs@niid.com with all information below:
1.Your full order number
2.List of items you want to return or exchange
3.Clear reason for return / exchange
4.Real‑life photos showing product condition

Our support team will review your submission, issue return authorization and send you further instructions.
Do NOT send back items without obtaining our official return authorization. Unauthorized returns may not be processed.