Frequently Asked Questions
Everything you need to know about your NIU shopping experience.
How long does shipping take?
Standard shipping typically takes 3-5 business days within the continental US. International orders may take 7-14 business days depending on the destination and customs processing.
What is your return policy?
We offer a 30-day return window for all unworn items with original tags attached. Simply use our online portal to generate a prepaid return label.
How do I find my correct size?
Each product page features a detailed size guide with specific measurements. If you are between sizes, we generally recommend sizing up for a more comfortable fit.
Which payment methods do you accept?
We accept all major credit cards including Visa, Mastercard, and American Express, as well as digital wallets like Apple Pay, Google Pay, and PayPal.
Can I track my order in real-time?
Yes, once your order ships, you will receive a confirmation email containing a tracking number and a link to monitor your package's journey.
Are your materials sustainably sourced?
At NIU, we prioritize ethical manufacturing. Over 70% of our current collection is made from organic cotton, recycled polyester, or Tencel to minimize our environmental footprint.