Adhesive Lined Heat Shrink Tubing (ALT) - 1 x 3 - 3-Pack - BlackPackage of 3 Black 3(7.6cm) long sections with a 1(25.4mm) diameter that shrinks to 5/16(7.9mm)Wire Range: 2-4/0 AWGFeatures:Cross Linked polyolefin tubing is much stronger than PVC tubing and will not burn like PVCHeat activated adhesive lining provides impervious seal to salt water, oil, acids, and sunlight as well as providing strain reliefHighest shrink ratio - shrinks to 1/3 original sizeShrinks at 257degF / 125degCOperating temperature range of -40degC to 110degCUL 224WARNING: 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.