Material: UL-approved PA 66,94V-2. Imported sponge glue is attached on the back. Color: Black, white. Usage: Peel the sponge glue and stick on the wall, then bundle the wire with cable ties. Application: For bundling wires and other things. Save time and it is easy to use. They are used on the wall or panel which can’t be drilled. Item No L x W (mm) H (mm) T (mm) Packing (pcs) 20 20x20 6.1 5.0 100 / 500 25 25x25 7.5 6.2 30 30x30 8.7 6.4 40 40x40 6.4 10.8 19 19x19 4.6 4.4 28 28x28 6.4 5.4