If you are not completely satisfied with METRIN products for any reason, you may return your products under our guarantee. 

First-time purchases of a full-size METRIN Skincare System (165 ml/5.5 fl.oz) can be returned within 180 days from the date of the initial purchase.
A Return Authorization Number is required for all refunds and exchanges. Please contact our Client Care Team to open a request for a refund or exchange.