How Can I Help?
Our team is here to assist you with any questions about our products, support with existing orders, or anything else you need.
Fill out the form below and we'll get back to you within 24 hours.
Prefer email? Reach us at info@duanos.com.
Frequently Asked Questions
Find answers to common questions about our products and services
We offer a 30-day return policy on all unused items in their original packaging. Simply contact our customer service team to initiate a return.
Standard shipping typically takes 5-7 business days. Express shipping options are available at checkout for faster delivery.
Yes, we ship to most countries worldwide. International shipping rates and delivery times vary by location and will be calculated at checkout.
We accept all major credit cards, PayPal, Apple Pay, Google Pay, and Shop Pay for a secure and convenient checkout experience.
Once your order ships, you'll receive a tracking number via email. You can use this number to track your package on our website or the carrier's site.
