These 3mm Ruby (Lab Created) gems have a number of different purposes but mainly used for  heat sink vaporizer tech in this case. 

Pouch is filled with ~250 gem cut 3mm ruby.

VGoodiEZ takes no responsibility for personal injury or damage to personal vaporizing equipment as a result of modifications with these beads.  Hot balls are dangerous too so be careful! 

Email sales@vgoodiez.com for larger quantity price.