Specifications: Material: Nylon Size: 20 X 2 cm, 30 X 2 cm, 40 X 2 cm. (L*W) Weight: 2.5 g, 3 g, 3.5 g. Color: Black Package Includes: 20 X 2 cm Cable Ties X 10 Pieces 30 X 2 cm Cable Ties X 5 Pieces 40 X 2 cm Cable Ties X 5 Pieces Instructions for Use: 1. For a more secure hold, pass one end through the eyelet to form a wrap. 2. Adjust the length of the tie or combination tie to suit your application. 3. Great for managing all types of electronic wires/cords/cables and is reusable.