POSEIDON Tattoo Cartridge Needles 50pcs Mixed RL Sizes (1201–1209) — Sterile Disposable Membrane Cartridges, Stainless Steel

POSEIDON 50PCS Tattoo Cartridge Needles are sterile, disposable round liner cartridges in mixed RL sizes designed for consistent ink flow and reliable performance with standard tattoo pens.

These cartridges come in a mixed pack of 50 sterile, single-use needles (1201RL, 1203RL, 1205RL, 1207RL, 1209RL) housed in disposable membrane safety cartridges compatible with most cartridge-style grips and rotary machines. Constructed from stainless steel and sterilized by EO gas, each cartridge is sealed in an individual blister pack to maintain hygiene and simplify setup. The tip material and one-time joint design enhance needle stability and improve ink delivery for clean lines and consistent results.

What sizes are included and how do they differ?

This set contains 1201RL, 1203RL, 1205RL, 1207RL and 1209RL round liners; the number indicates needle grouping and line thickness. Lower numbers form tighter, finer lines while higher numbers create thicker, bolder strokes useful for different stages of tattooing.

• 1201RL — single-needle precision for micro details and tight lines
• 1203RL — small multi-needle grouping for fine outlines
• 1205RL — medium liner for general outlining and shading edges
• 1207RL — larger grouping suitable for bolder outlines and filling small areas
• 1209RL — broad liner for thicker lines and faster coverage

How does the cartridge design improve hygiene and workflow?

Each cartridge features a disposable membrane safety system and is EO gas-sterilized, reducing cross-contamination risks and meeting professional hygiene expectations. The one-time joint design prevents reuse and the individual blister packaging makes inventory and setup faster between clients.

• EO gas sterilization for sealed, ready-to-use cartridges
• Disposable membrane prevents needle exposure when detached
• Individual blister packs for clean storage and easy access
• One-time joint design enforces single-use to protect clients

Will these cartridges work with my machine and how is performance?

POSEIDON cartridges are built to be compatible with all standard cartridge grips and most cartridge-style tattoo machines, providing a snug fit and reliable contact. The stainless steel needles and optimized tip material offer steady ink flow and stable needle performance for smoother lines and consistent results.

• Universal fit for standard cartridge grips and rotary pens
• Stainless steel construction for durability and easy ink uptake
• Engineered tip material for improved needle stability
• Consistent ink flow reduces splatter and interruptions

Who is this for: This 50-piece mixed pack is intended for professional tattoo artists, apprentices, and serious hobbyists who need a range of liner sizes in sterile, single-use cartridges. It suits busy studios that require quick cartridge swaps, artists who switch needle sizes frequently during sessions, and anyone prioritizing hygiene, compatibility, and consistent needle performance. POSEIDON also offers a satisfaction guarantee with replacement or refund options for added purchase confidence.

• Poseidon cartridge adopt a one-time joint design hygienic standard The material is stainless steel and easy to color,and has better ink flow
• This tip is made of a special material, which makes needle be worked stably
• Each Cartridge is Sterilized by EO Gas & Independent Blister Packing
• Poseidon cartridge needles are compatible with all standard cartridge grips & machines
• 100% satisfied or fully refunded! provides a replacement or refund for ALL products. No reason needed, smooth and simple!