The F221B1IN CL203 from Alpha Wire is flexible clear heat shrink tubing with a 1.000 in (25.40 mm) diameter and a 2:1 shrink ratio, supplied in a 250.0 ft (76.2 m) length.
The F221B1IN BK203 from Alpha Wire is flexible black heat shrink tubing with a 1.000" (25.40 mm) diameter, a 2:1 shrink ratio and a length of 250.0 ft (76.2 m).
The F221B1IN BK209 from Alpha Wire is flexible black heat shrink tubing with a 1.000" (25.40 mm) diameter and a 2:1 shrink ratio, supplied in 4.00' (1.22 m) lengths.
The F221B1IN CL209 from Alpha Wire is clear flexible heat shrink tubing with a 1.000" (25.40 mm) diameter, a 2:1 shrink ratio, supplied in 4.00 ft (1.22 m) lengths.