EVERYDAY LINERS AND SHADERS IN ONE BOX: This 30PCS pack includes 5 each of 1203RL, 1205RL and 1207RL for crisp lines, plus 1205RM, 1207RM and 1209RM curved magnums for smooth shading and soft blends. A practical pairing for line work and black and grey shading — no need to stock each size separately.
BUILT-IN SAFETY MEMBRANE: Each cartridge features a secure membrane that helps prevent ink and fluid backflow, protecting your grip and machine through every session. Stainless steel needles deliver smooth ink flow for clean, consistent results.
EO STERILIZED & INDIVIDUALLY SEALED: Each 316L stainless steel cartridge is sterilized by EO gas and sealed in an independent blister pack, ready for single use straight out of the box.
UNIVERSAL TWIST-LOCK FIT: Standard cartridge connection fits all standard cartridge grips and rotary machines — push in, twist to lock, and start working. No tools or adapters needed.
POSEIDON QUALITY SUPPORT: Backed by the POSEIDON Promise with 24-hour customer support and lifetime defect replacement. Any issue with your order, reach out and we will make it right.
