Show Cowboys pride sipping from the Logo Brands Oklahoma State University 20 oz Native Powder Coat Tumbler. This tumbler is made of high-quality stainless steel that doesn't change the taste of your beverage. The double-wall construction will keep your drink hot or cold for hours, while the Oklahoma State logo shows your team spirit. Logo Brands Oklahoma State University 20 oz Native Powder Coat Tumbler White - NCAA Novelty at Academy Sports