3M 69 Glass Cloth Electrical Tape is an industrial-grade tape designed to offer a strong abrasion and flame-resistant performance. This heavy-duty insulating tape is suitable for splicing silicone-covered glass wire, holding, bundling, sealing, labeling, covering holes, non-critical masking, and other jobs. The durable construction of this thermoset adhesion tape offers resistance from shrinking, edging, tearing, and rotting. This UL-recognized tape delivers high mechanical strength in heavy load insulating and holding applications with its pressure-sensitive silicone adhesive.