Multipurpose, Made Of Durable Nylon Material, Fine Teeth For Positive, Non-Slip Grip, Self-Locking, Weather-Resistant, Cul Certified, Investigated To Ansi/ Ul 62275, Temperature Range -40°C To 85°C, Contents: 300 X 8" Clear, 200 X 4" Assorted Colors, 100 X 4" Clear, 50 X 11" Clear, Strength 4" = 18 Lb, 8" & 11" = 40 Lb