Get a free sample of Wisk laundry detergent from Costco (no membership required). Click on the “Get a Sample” button and fill out the form. If you don’t have a Costco membership just leave the Membership Number field blank. Your sample should arrive within 4 to 6 weeks.
Click here to get other Costco samples. including Dove Moisture Therapy Shampoo, BIO True eye solution, & a Nicorette sample. All of these samples are free and don’t require a membership!