Wyo. Stat. § 34.1-2-601: Buyer's rights on improper delivery.

(a) Subject to the provisions of this article on breach in installment contracts (section 34.1-2-612) and unless otherwise agreed under the sections on contractual limitations of remedy (sections 34.1-2-718 and 34.1-2-719) if the goods or the tender of delivery fail in any respect to conform to the contract, the buyer may:

(i) Reject the whole; or

(ii) Accept the whole; or

(iii) Accept any commercial unit or units and reject the rest.