These are high-quality cartridges!

• Larger 1.0ml capacity (as opposed to half-sized 0.5ml cartridges)
• Ceramic coils (not wicks) for purer taste and healthier vaping
• Tight sealing rubber O-rings / grommets for better leak prevention
• 4 larger 2mm holes to handle thicker oils
• Special polycarbonate / stainless steel chamber ensures no reaction with oils
• 1.4 Ohm resistance
• Standard 510 thread
• 10mm diameter