UV1 Undervest SS ShirtTop fused collars mimics Class A shirt Dual side communications wire access openings keep wires out of the way Tagless neck for no scratch comfort It's the next phase of evolution in uniform shirts and it has developed into a favorite throughout the industry. The UV1 Undervest Shirt is worn under an Elbeco External Vest Carrier. It serves as a functional alternative to traditional uniform shirts while offering a professional appearance and the