EZ Line is a one of a kind elastic polymer with 700% stretch. EZ Line is unbeatable for simulating telephone and electric lines, all suspended wires, ropes, fences, etc. The elastic polymer will stretch when bumped and instantly go back to its original shape. The line is sold on 100 foot spools and is .020" (0.5 mm) diameter, which isrecommended for S and O scale, and as high tension wires in HO Scale. Recommended for other scale models from 1/64 1/10 scale. EZ Line is also good for barbed wire fences, guard rails, tie down straps, airplane antennas and rigging for biplanes, and ship rigging. We carry all colors and in both fine and heavy diameter. The fine and heavy diameters are shown together in one picture for comparison.