GLASSLAB 303 SILVER FUMED STRAIGHT TUBE W/ ICE PINCH & BOWL

GlassLab 303 products are made using first-quality borosilicate glass made on 5mm tubing. The fumed straight tube features an ice pinch and a sturdy base, made in the USA. They source all of their raw materials from highly reputable names in the American glass industry. The backside of GlassLab 303 pieces only receive their “Colorado Certified” logo after they have passed a thorough final quality inspection at their facility in Denver, Colorado.