$6.15 per unit for buying at least 10
$5.85 per unit for buying at least 20
$5.25 per unit for buying at least 50
For glass and wood orbs, round stones and marbles. The top is 13/16″ diameter and the stopper is 1 1/2″ tall. The recess has nicely rounded edges and is 1/16″ deep with a slight recess in the center.
Adhesives recommended by glass and stoneworkers:
Hxtal is the very best, click here for info.
Loctite 349: optically clear, stong. Hardware or Hobby shops.