CCELL M6T10-SE Cartridge and the CCELL M6T Clear Round Press-On Mouthpiece. Enjoy optimal flavor, leak-proof performance, and a discreet, minimalist design. Key Features: 1.0ML Capacity: The generous 1.0ML cartridge capacity ensures extended vaping sessions. Press-fit: Arbor Press or Capping Machine needed – cannot be closed by hand Leak-Proof Design: Vape with confidence, knowing the press-fit design prevents any messy leaks or spills. Clear Tank & Mouthpiece: Easily monitor your oil levels and enjoy a discreet vaping experience. Ergonomic Design: The round mouthpiece provides a comfortable and familiar vaping experience.