Ruby Pearl Co - Single 3mm Blue Opal Pearl

These 3mm synthetic opal pearls are suitable for various vaporizers and offer increased surface area and great heat retention.

• The description claims these opals do not hold heat as long as ruby or sapphire pearls.
• The description advises against using rubbing alcohol or certain cleaning solutions while hot.
• The description warns against applying direct flame, which can cause thermal shock.
• The description states they should be slowly heated and cooled.