Use the code at getkuna.com checkout to receive the discount. Ships to the United States only. Cannot be combined with other coupons. Only one coupon code can be used per purchase. (Note: To purchase both Maximus and Toucan products, please place two different orders with the appropriate codes.) Coupon codes not valid on Smart Sockets. Not valid on Kuna Premium. Does not apply to prior purchases. While supplies last. Sale begins May 21, 2019 12:01am and ends on May 27, 2019 11:59pm PST. Terms and conditions subject to change without notice.