The electronic part 83251635 Heat shrink sleeve manufactured by Lapp Kabel is a glueless, 2:1, 19.1mm, yellow polyolefine sleeve. It is designed to offer mechanical protection, strain relief, and electrical insulation for cables and components. The sleeve is resilient to solvents, oils, abrasion, and moisture, and also provides a high degree of insulation at high temperatures. The yellow color is useful for indicating warnings and other applications.