WHI Cartridges!We are proud to release these new, high quality WHI Cartridges. We have been working towards this for quite some time now and we are very happy with the quality and performance of these cartridges. Produced with the same needles and configurations as our standard needles, these cartridges are very consistent with numerous quality checks in production, ensuring a much higher quality cartridge guaranteed to work well for every tattoo. - 1.125" Soft Ergonomic Cartridge GripHigh Quality #12 Needles on all Traditional groupings / #10 Bugpin on all groupings listed as Tight - Easy Twist and Lock Mechanism to securely hold your Cartridges in place- Cartridge Needles Packed 20 per box- Cartridge Tubes Packed 10 per boxAs with all of our products that we offer, these cartridges are designed by tattoo artists for tattoo artists.....none of the standard off the shelf Chinese bullshit many others are starting to offer.Better tools make better tattoos.**more groupings coming soon!!