Engineered in Proto Lab, the Soar Protolab Silk Vest pushes performance into race‑day territory. Its silk‑bl*** fabric delivers thermoregulation, moisture buffering and a dry, non‑cling feel when you’re pushing the pace. Ultra‑light fabrication with laser‑cut finishes minimises friction, creating a refined, three‑season layer built purely for speed and performance. 55% Polyester, 32% Elasatane, 13% Silk Racer Back Laser Cut Armholes Printed Branding Style Code: SS23M-LEO