This needle felting variety pack comes with the following needles: 36 Triangle (Black) - Use for beginning states of felting. Also can be used for attaching parts and for flat felting into prefelt; 38 Triangle (White) - A great all-around needle for either sculpting or flat work; 40 Triangle (Yellow) - Use for later stages of sculpting where you want to start smoothing and finishing the surface. Also works well for flat detail work; 42 Triangle (Green) - Use for the final stages of sculpting where you want to smooth and finish the surface. Also good for detail work and making small parts; 38 Twisted (Brown) - A nice general needle for the middle stages of sculpting; 40 Twisted (Purple) - A nice general needle for small sculpting projects or finishing larger ones. Felts efficiently without leaving large puncture holes; 38 Star (Blue) - For use when felting into fabric;