Description:Thanks to the adapter for perfect alignment of each pen /marker for precise height and point center, so no depth calibration is required. The ABS pen adapter allows to use other most popular markers and pens in your (Explore Air/Air 2/Air 3 /Maker/Maker 3) cutter for more functionality. It is also compatible with more pens (SharpiesCrayola/Sakura/Bics/Pilot/Mitsubishi uni-Ball/Paper Mate), you would have so many more pen/marker options for your cricutmachine, and have so many more options for writing and coloring on your cut designs.Specification:Name: Pen/Marker Adapter forCricut MachineMaterial: high-quality ABSCompatible models: 17 typesCompatible withSharpie Art PenCompatible withSharpie Fine PointCompatible withSharpie Ultra Fine PointCompatible withSharpie Oil-Based PaintCompatible with BICPermanent Fine Point MarkerCompatible with BICPermanent Ultra Fine Point MarkerCompatible with BICFineliner Marker (including: Fine and Medium Piont)Compatible withCrayola Fine LineCompatible withCrayola Detailing Gel PenCompatible withPilot Precise V5V7Compatible withPilot G-2Compatible withSakura Gelly RollCompatible withSakura PigmaMicron PenCompatible withPentel RSVP Ballpoint PenCompatible withAmaza Gel PensCompatible withPaper Mate Flair Felt PenCompatible withMITSUBISHI Uni-ball signo um-153Product List:17 * Pen/Marker AdapterNotes:1. Due to the lighting effects and shooting angles, there is a color difference in the product, please understand.2. Due to manual measurement, there is a tolerance in the product size.