These dread beads were made with wire and mandala beads. Dread tubes are 2cm (0.8'') in length, inner size of beads is 7mm (almost 0g). Size is not adjustable, but you can pinch beads a little bit on top and bottom. 

You can measure your dread diameter:
1. By ruler with circles.
2. By wrapping a wire on dread, then pull off the wire carefully and measure inner size of it by ruler.

Beads are ready for shipping.