Choice of
mushroom (hollow on the reverse) or heart 
Tibetan Silver dangle dreadlock beads

Carrier hole size 4.8mm approx

Mushroom charm measures 20mm x 20mm approx
Heart charm measures 15mm x 14mm approx

Please note the mushroom charm is hollow on the reverse
Please see picture.

Tibetan silver is similar to pewter - an alloy of copper, and sometimes tin or nickel, with a small percentage of pure silver.
Its overall appearance is of aged silver.