Frequently Asked Questions
Everything you need to know about your Sierra 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 orders may take 7-14 business days depending on the destination and customs processing.
What is Sierra's return policy?
We offer a 30-day return window for all unworn items with original tags attached. Simply visit our Returns Portal to generate a prepaid shipping label.
How do I know which size to order?
Each product page features a detailed 'Size & Fit' guide. We recommend measuring yourself and comparing it to our size chart, as our curated collections may vary slightly in cut.
What 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 Afterpay.
Are your materials sustainably sourced?
At Sierra, we prioritize ethical fashion. 80% of our current collection is made from organic cotton, recycled polyester, or Tencel, and we work exclusively with Fair Trade certified factories.
Can I change or cancel my order after it has been placed?
To ensure fast delivery, we process orders quickly. You can modify or cancel your order within 60 minutes of placement by contacting our customer support team via live chat.