42 pcs Set Assortment Shrink Tubing Universal Black, Red Product details: Shrink ratio: 2: 1 (diameter is reduced to 1/2) Material: Polyolefin Minimal shrinkage Temp: +70 ℃ full recovery Temp: +110 ℃ maximum Operating temperature: -55 ℃ to + 125 ℃ tensile strength: 10.4 MPa dielectric strength: 15 kV / mm : flame retardant Supplied shape (round or flat): product is flat cutting : scissors or a knife 2 colors: black, red overall length : 2.59 meters (42 pieces): 4pcs x 1.0 x 30mm (quantity x delivered inside diameter x Single length) (black) 3pcs x 1.0 x 30mm 4pcs x 1,5 x 60mm (black) 3pcs x 1.5 x 60mm 4pcs x 2,5 x 60mm (black) 3pcs x 2.5 x 60mm 4pcs x 3,5 x 60mm (black) 3pcs x 3.5 x 60mm 4pcs x 5.0 x 60mm (black) 3pcs x 5, 0 x 60mm 4pcs x 6.0 x 100mm (black) 3pcs x 6.0 x 100mm Package Included: 42 pieces shrink tubing Note:Light and different displays may cause the color of the item in the picture a little different from the real thing.The measurement allowed error is +/-1-3 cm. Great collection of heat shrink tubing, 6 sizes, 2 colors Delivered inside diameter: 1.0 mm, 1.5 mm, 2.5 mm, 3.5 mm, 5.0 mm, 6.0 mm minimum, Fully shrunk inner diameter: 0.5 mm, 0.75 mm, 1.25 mm, 1.8 mm, 2.5 mm, 3.0 mm maximum