Class 2 Two-Tone Vest: Mesh fabric, Zipper closure. See the study, see the person. Two-tone works.
From the Manufacturer
These vests never whine about overtime and always show up bright and early to keep workers safer around the clock. Crafted from durable, breathable mesh or solid background materials and compliant tapes to ensure high visibility in all conditions. GloWear Class 2 Vests are best for folks working near traffic on tasks that make them turn their attention away from traffic. To keep them safe and comfortable, we load these vests with 3M Scotchlite Glass Bead and Hi-Gloss tape, ANSI-compliant background materials, and lots of fabric and closure choices.