TE's Raychem electrical heat shrink tubing is available in thin wall tubing, medium wall tubing, and heavy wall tubing. Thin wall tubing can be used for wire jacking and color coding. Medium wall tubing seals and protects low- and medium-voltage cables and cable accessories. Heavy wall tubing enables long-term reliability in harsh environments. Our portfolio includes standard poly or elastomeric insulated options, along with rejacketed cables or lead-jacketed cables.