The ornamental design for an adjustable belt using ringsnap buttons, as shown and described.
FIG. 1 is a perspective front view of the ornamental design for an adjustable belt using ring snap buttons showing my new design.
FIG. 2 is a perspective rear view of the ornamental design for an adjustable belt using ring snap buttons showing my new design in another alternate configuration of use.
FIG. 3 is a perspective front view of the ornamental design for an adjustable belt using ring snap buttons showing my new design in another alternate configuration of use.
FIG. 4 is a perspective rear view of the ornamental design for an adjustable belt using ring snap buttons showing my new design in another alternate configuration of use; and,
FIG. 5 is a perspective side view of the ornamental design for an adjustable belt using ring snap buttons showing my new design in another alternate configuration of use.