The Rosebud sound set provides excellent conductivity, so they can be used warmed or cooled for even more varied stimulation.  

There are 2 sets, 1 containing 8 pieces and 1 set containing 13 pieces.

The 8 piece set has;

4, 5, 6, 7, 8, 9, 10, 12mm

The 13 piece set has;

2 x 1.5, 3.5, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13mm