This style is available in 4 sizes: xsmall, small, medium and large.
Xsmall-Small: 1/2in width, adjustable 9-14in
Small-Medium: 3/4in width, adjustable 12-20in
Medium-Large: 1in width, adjustable 15-24in
Large-Xlarge: 1.5in width, adjustable 15-28in