Crafted from the highest quality glass, these concentrate syringes are the best on the market. Borosilicate glass is heat resistant, sturdy, and the clarity is unmatched. Sterile packaging ensures your syringes are clean and ready-to-fill.Warning: Silicone 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 silicone containers to store these types of products may result in product reactions.Plunger not included, see below.Width: 0.25 in | Height: 2.5 in | Depth: 0.25 inProduct Weight: 0.04 lbs