3/8 Inch White, Dual-Wall Heat Shrink, 3:1 RatioProduct Overview:Glue-Lined Heat Shrink Tubing Is Flexible Polyolefin With A Thin Layer Of Thermoplastic Adhesive.Exceptional Strain Relief And Moisture Protection.Product Details:* Material: Polyolefin* Color: White* Glue-lined / Dual Wall* Expanded Internal Diameter: 3/8″* Recovered Internal Diameter: 1/8″* Shrink Ratio: 3:1* Operating Temperature: -67 Degree F to +257 Degree F* Recovery Temperature: +248 Degree F* 4-Foot StickUNKM23053/4