Finally, a Hi-Viz safety vest designed for women complete with adjustable waist. The Radians SVL1 Type R Class 2 Contoured Ladies Safety Vest is an excellent choice for extreme work environments like asphalt paving that greatly reduce the useful life of a vest, or protection for short-term labor. Reflective stripes make workers much more noticeable in low light. Materials: Front - 100% Polyester Sateen. Back & Sides - 100% Polyester Mesh