Medium/ Class 2 Max-dry Moisture Wicking Mesh Long Sleeve Safety T-shirt, Neon Yellow Materials: 100% Polyester Birds-Eye Mesh. Durable 2 Reflective Tape. 1 Horizontal Stripe on torso, 1 horizontal stripes on arms. Pockets: 1 Upper Left Front. 3rd Party Certified  Meets ANSI/ISEA 107-2015 Standards. Size: Medium