Prime+ Round Liner Extra Tight Cartridges Size:5 Featuring a crystal clear medical

Featuring a crystal clear medical grade plastic tip and the signature Envy Gen 2 finger ledge for total comfort and control

high-strength magnets

In addition to its remarkable performance

providing an ultra stable surface for your Critical Atom or Critical Atom-X

and a one-piece needle over-mold for total stability

Prime+ Round Liner Extra Tight Cartridges Size:5 Featuring a crystal clear medicalIntroducing the enhanced Prime+ Cartridge: redesigned with a stronger membrane for superior stability and increased reliability while maintaining protection from back flow. PRIME demonstrates that you can achieve high quality in an affordable needle cartridge.