The best quality glass concentrate syringes ! Borosilicate glass is heat resistant, sturdy, and looks high class. Graded capacity on the side makes dosing simple and accurate (0.5 gram and 1 gram), the butyl rubber leur slip cap provides an air-tight seal and prevents leakage, and the butyl rubber tips push rod ensures every last drop of oil is dispensed. Plus, sterile packaging ensures your syringes are clean and ready-to-fill.

Warning: butyl rubber may be incompatible with products derived through butane-based extraction processes as well as products containing high concentrations of terpenes such as d-limonene. Using butyl rubber containers to store these types of products may result in product reactions.