its adjustable, and it comes in 9 colors and in 2 Row or 3 Row of stones,
See Colors & pictures,,,,
Clear Crystal, Turquoise, Solid Black, Topaz,Neon Green
Black Diamond, Shiny Clear stones, Pink, Dodger Blue
Size are 2 size format
Small/ Medium is a size 13-16.
Medium/ Large is a Size 16 / 18