Heat resistant heat shrink tube (6mm) High-quality heat shrink tubing made of material twice as thick as traditional heat shrink tubing. This heat shrink tube also withstands more temperature and heat radiation than traditional heat shrink tube. This heat shrink tubing shrinks 2:1 (to half of its original inner dimension) after being treated with heat from a heat gun or other suitable heat source. This heat shrink tubing conforms very well to the object it placed around. Suitable for use to protect cables, hoses, connectors etc. in exposed environments. Specifications: Inner dimensions: 6mm (1/4") Shrinks: 2:1 (Down to 3mm inner dimension) Working temperature up to: 135° (275°F) Sold per decimeter. If you order 1, you get 10 cm, if you order 10, you get 1 meter, etc.