Material:Safety long sleeve reflective shirts are made with 100% high visibility polyester,treated with moisture wicking,sweat wicking ,breathable ,quick dry ,visible ,lightweight and comfortable . Design:Contrast Rib collar you can put up to keep sun off your neck; CONTRAST Navy Bottom to Help Hide Wear and Dirt &Trim Three Button Placket & One chest pocket. Reflective in Day&Night:Highly Reflective Strips wrap around the Body, cover the Chest, the Back Area and Your shoulder. This design enhance safety for outdoor work. Occasion:High visibility safety polo shirt ideal for work safety ,Construction,Airport, Baggage Handling, Demolition, Emergency, First responder, Landscaping, Paving, Police, Railroad, Sanitation, Security, Surveyor. Size:Please check the SIZE CHART carefully before ordering.