Poly tubing is manufactured to exact specification to ensure even wall thickness and unrivaled clarity. Neatly wound on a 3" core with 1" diameter core plug. Poly Tubing be heat sealed, tied, stapled, or taped shut. Manufactured to exact specification to ensure even wall thickness and unrivaled clarity. Neatly wound on a 3" core with 1" diameter core plug. Can be heat sealed, tied, stapled, or taped shut. Gauges: 1.5MIL 2MIL 3MIL 4MIL 6MIL