Adhesive Lined Heat Shrink Tubing - 5-Pack, 6", 12 to 8 AWG, Assorted Colors. Kit Includes:. Assortment of yellow, white, black, green and red heat shrink tubing sections. Cross Linked polyolefin tubing is much stronger than PVC tubing and will not burn like PVC. Heat activated adhesive lining provides impervious seal to salt water, oil, acids, and sunlight as well as providing strain relief. Highest shrink ratio - shrinks to 1/3 original size. Shrinks at 257 F/125 C. Operating temperature range of -40 C to 110 C. UL 224. Assorted Colors. WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.