Hareline Pearl E-Z Body - Medium
Flexible plastic tubing with no core, to tie fly bodies, especially minnow patterns. 5 sizes. The mini size is 3/32" (2.4 mm) in diameter, small is 1/8" (3.2 mm), medium is 3/16" (4.8 mm), large is 5/16" (7.9 mm) and the new extra large size is about 1/2" (12.2 mm).