Tumbler - Operation Hat Trick Green & Gold Pinit $22.99 SKU: 84019796630 Quantity -+ Add to Cart Details They promised to defend. We promise to support. 22oz. double wall tumblerOperation Hat Trick collectionPrinted NDSU + OHT designs in goldFlag designAv... Details Back DetailsThey promised to defend. We promise to support. 22oz. double wall tumblerOperation Hat Trick collectionPrinted NDSU + OHT designs in goldFlag designAvailable in green