The Kooskadoo Monthly T-Shirt Sweepstakes is a monthly sweepstakes sponsored by Kooskadoo. The winner receives one (1) t-shirt currently offered for sale on the Kooskadoo website. To enter, provide your email address either via: the popup on our home page; a newsletter signup form; by sending us a message using our contact form, or by sending an email to hello@kooskadoo.com with "SWEEPSTAKES" entry in the subject line. No purchase necessary. Void where prohibited. One entry per person. The email address you provide for your entry will be added to an email list owned by Kooskadoo. You can unsubscribe at any time, but you will no longer be eligible to win. Official Rules