Self-cling, high-performance cushioning requires no tape. Barrier Bubbleï¿½ technology allows you to simply wrap item and press cohesive surfaces together. Will not stick to product being protected. Provides better protection using less packaging material compared to loose fill or paper. Cushioning Type: Cohesive (Self-Clinging) Bubble; Length: 175 ft; Width: 12 in; Perforation: Every 12".