This 3M Heat Shrink Tubing Kit comes with 102 pieces of FP-301 Thin Wall tubing. The tubing has a heat shrink ratio of 2:1 and is 6" in length. It is made in the USA and is brand new. The sheath color of the tubing is black and it is suitable for various electrical and industrial applications. The kit is ideal for professionals and DIY enthusiasts who need reliable and high-quality heat shrink tubing for their projects.