Adhesive Lined Heat Shrink Tubing (ALT) - 3/8" x 6" - 5-Pack - Red   Package of 5 Red 6"(15.2cm) long sections with a 3/8"(9.5mm) diameter that shrinks to 1/8"(3.2mm)  Wire Range: 12-8 AWG   Features:    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     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 .