Jet Black with Blue/Gold CBS Dichroic Boro Vac Stack Line Tubing — 1st Quality is a dichroic, vac-stack, lined borosilicate color glass tubing with saw-cut ends character for lampworking, flameworking, studio prep, and production glasswork.

This tubing is made for artists who want color volume, not just tiny accents. Use it for bold sections, tube prep, sleeves, and production work where the glass itself needs to carry the design. The key character here is dichroic, vac stack, lined, giving the listing a more specific working personality. Listed grade/status: Saw-cut ends.

Working Notes

• Product type: borosilicate color glass tubing.
• Best for: sections, sleeves, tube pulls, lined tubing work, prep builds, and production glasswork.
• Color/effect profile: dichroic, vac stack, lined.
• Grade/status: Saw-cut ends.
• Artist note: Photos and finished color can vary by backing color, flame chemistry, thickness, lighting, and kiln cycle.

Seconds / 2nds / Odds Notice

This is value-grade working stock. Depending on the listing, it may include cosmetic variation, size variation, color inconsistency, air, seeds, inclusions, scuffs, saw-cut ends, odd-lot sizing, or other shop-grade characteristics. It is sold for artists who want usable borosilicate material at a better price and understand it may not meet first-quality presentation standards.

Original shop notes: Simax inner and outer layer, Northstar 1st Quality Rod and Coatings by Sanberg (CBS) Dichroic Boro - The Best of the Best possible materials to go into Dichroic Boro Vac Stack Each pull is listed as a group and bought by the piece. Rulers are in pictures to see the exact size of the tube you are actually buying. Price per ounce is $12.50 for Dichroic Boro Vac Stack Tubing — Kiln Annealed — Saw cut for maximum usable material