We can only accept returns of unopened kits and products, within 60 days of receipt (for international orders, 60 days from shipment). However, if your order has not arrived after 60 days of purchasing you qualify for a refund! There is a 5% re-stocking fee for orders returned valued at $500 or more. Customers are responsible for return shipping costs unless the product arrives damaged or defective. Please contact us before returning any package! We're reasonable people and we hope you are too! Contact us if you have any issues and we'll do our best to help you out!