Frequently Asked Questions
Everything you need to know about shopping with NIS.
How long does shipping take?
Standard shipping typically takes 3 to 7 business days within the continental US. International delivery times vary by location but generally arrive within 10 to 14 business days.
What is your return policy?
We offer a 30-day return window for all unworn items in their original packaging with tags attached. Please note that sale items are final sale and cannot be returned.
How do I find my correct size?
Each product page features a detailed size guide. We recommend measuring yourself and comparing your results to our chart to ensure the perfect fit, as sizing may vary between collections.
What payment methods do you accept?
NIS accepts all major credit cards (Visa, Mastercard, American Express), PayPal, Apple Pay, and buy-now-pay-later options like Klarna and Afterpay.
Can I track my order?
Yes, once your order has shipped, you will receive a confirmation email containing a tracking number and a link to monitor your package's progress.
Are your materials sustainably sourced?
At NIS, we are committed to ethical fashion. We prioritize organic cotton, recycled polyester, and eco-friendly dyes across our core collections to reduce our environmental footprint.