Cold Shrink Quick Splice, Medium Wall, Material EPDM Rubber, Flame Retardant No, Adhesive Lined No, Shrink Ratio Not Rated, Use With Wire Size 8 AWG to 3/0 AWG, I.D. Before Shrinking 0.75 in, I.D. After Shrinking 0.2 in, Wall Thickness After Shrinking Not Applicable, Length 2.5 in, Shrink Tubing Properties UV Light , Color Black, Temp. Range -40 Degrees to 266 Degrees F, Package Style Individual Pieces, Dielectric Strength 1,000 V, Max. Temp. Rating 266 Degrees F