Frequently Asked Questions
Everything you need to know about your Celsior shopping experience.
How long will it take for my order to arrive?
Standard shipping typically takes 3-5 business days within the continental US. International shipping times vary by location, usually ranging from 7-14 business days.
What is your return policy?
We offer a 30-day return policy for all unworn items in their original packaging with tags attached. Please visit our returns portal to initiate a domestic return.
How do I determine the right size for me?
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.
Are your materials sustainably sourced?
At Celsior, we are committed to ethical fashion. 80% of our current collection is made from organic cotton, recycled polyester, or sustainable Tencel fibers.
Can I change or cancel my order after it has been placed?
Orders are processed quickly to ensure fast delivery. You can modify or cancel your order within 60 minutes of placement by contacting our support team.
Which payment methods do you accept?
We accept all major credit cards (Visa, Mastercard, American Express), PayPal, Apple Pay, and interest-free installment plans through Klarna and Affirm.