Frequently Asked Questions
Everything you need to know about your UNDERNEAT experience.
How do I know which size to choose?
We provide a detailed size guide on each product page. If you are between sizes, we generally recommend sizing up for a more comfortable fit, or reaching out to our support team for personalized advice.
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 for hygiene reasons, certain intimate apparel cannot be returned if the seal is broken.
How long will my order take to arrive?
Standard shipping typically takes 3-7 business days within the continental US. International shipping times vary by location but generally range from 10-15 business days.
What materials do you use in your clothing?
UNDERNEAT prioritizes premium, sustainable fabrics including organic cotton, recycled polyester, and high-grade Tencel to ensure both comfort and durability.
Can I track my package after it ships?
Yes, once your order is processed, you will receive an email confirmation containing a tracking number and a link to monitor your delivery status in real-time.
Do you offer international shipping?
We currently ship to over 50 countries worldwide. Shipping costs and estimated delivery dates will be calculated at checkout based on your specific destination.