Thin adhesive inside liner.6 Sizes: 1/16 inch(140 pcs), 3/32 inch(160 pcs), 1/8 inch(160 pcs), 3/16 inch(40 pcs), 1/4 inch(24 pcs), 3/8 inch(16 pcs)Heat activated adhesive lining provides impermeable seal to salt water and other liquids.Great for Christmas light wiring, marine, auto, and misc. electrical applications.All packed in a plastic container for easy organization and storage.Shrinkage Ratio: 3: 1Temp.Rating: 125 CelsiusVoltage Rating: 600VQuantity: 540 piecesColor: black + redMaterial: PVCPacking size: 190x130x32mmPackage includes: (Quantity x Supplied internal diameter x Single length)140pcs x 1/16 inch x 45mm approx. (Black x 70, Red x 70)160pcs x 3/32 inch x 45mm approx.(Black x 80, Red x 80)160pcs x 1/8 inchx 45mm approx.(Black x 80, Red x 80)40pcs x 3/16 inch x 90mm approx.(Black x 20, Red x 20)24pcs x 1/4 inch x 90mm approx.(Black x 12, Red x 12)16pcs x 3/8 inch x 90mm approx.(Black x 8, Red x 8)Only the above package content, other products are not included.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 +/- 1-3cm.