These men's thongs from Double Plugger feature a rubber upper with a double plugger design to prevent pull outs.

The sizes above are based in inches. 

Size conversions:

10.5" (6.5-7.5)

11" (8-9)

11.5" (9.5-10.5)

12" (11-12)

13" (12-13)

Materials
Rubber upper, man-made sole