1 inch, 2 inch any many sizes and colors available. 140cm*5cm about Reflective PT (physical training) safety / emergency belt. Keep one in your coat pocket, BOB (Bug Out Bag) and it will always come in handy. Store one in your glove compartment in case of a roadside emergency. A great alternative to a reflective vest! FASTENER: Center quick-release buckle. SIZE is adjustable from 28 to 52 inches and 2 inches wide. COLOR: Red-Orange reflects the same color day or night. MATERIAL: Solid Vinyl. Reflects well in the rain and is easy to clean, because all seams welded - not sewn. Ends are welded closed to keep water and dirt out. Exceeds the retroreflectivity requirements of ANSI/ISEA 107-1999