Pearse skinny strap
...good for either guitar or banjo or mandolin!
A single ply of leather with an adjusting strap, the length varies from 45-1/2 inches to 52 inches in length and at 1-1/2 inches wide, it rolls up easily into the headstock of most cases!
A button hole on each end, it also includes a "shoelace" string for longer connections or connections without a button.!