Frequently Asked Questions
Everything you need to know about your Onia experience, from shipping to our luxury fabrics.
What is Onia's return policy?
We offer a 30-day return window for all unworn, unwashed items with original tags attached. Please note that for hygiene reasons, swimwear must have the protective liner intact.
How do I determine my correct size?
Each product page features a detailed size guide. Our collections generally run true to size, but we recommend checking the specific measurements for our tailored linen and swimwear styles.
When will my order ship?
Orders are typically processed within 1-2 business days. Once shipped, you will receive a confirmation email with tracking details. Standard domestic shipping usually takes 3-5 business days.
Do you offer international shipping?
Yes, Onia ships worldwide. International shipping rates and delivery times vary by destination and will be calculated at checkout.
How should I care for my Onia garments?
To maintain the quality of our premium fabrics, we recommend hand washing swimwear in cold water and laying flat to dry. For linen and knits, please follow the specific care instructions on the interior garment label.
Which payment methods do you accept?
We accept all major credit cards (Visa, Mastercard, American Express), PayPal, Apple Pay, and interest-free installment options through Affirm.