The DoubleFill 30 Pack Cable Chase Wire Brackets are heavy-duty, reusable electrical cable holders made of black plastic. These adjustable wall mount brackets come in a pack of 30, with each bracket measuring 23.23 x 9.84 x 6.69 inches. The polished finish and durable construction make them suitable for organizing and managing computer cables and connectors efficiently. With a 5.0 out of 5 stars rating, these cable chase wire brackets offer a convenient and practical solution for cable management in a variety of settings.