These 27″ x 27″ vests are made of 100% durable polyester in seven fluorescent-inspired shades. Each has two reflective stripes that are specially designed to return oncoming headlights, and fit securely with a hook and loop closure. The size is suitable for most people and the price is cheap. Great for outdoor utility, construction, volunteering, raceway, metro, railway, highway, emergency workers, event staff, parking attendants, firemen or firewomen, security guards, toll work workers, schools, indoor outdoor, security, day or night! Welcome your LOGO.