Description:
High-quality rubber stoppers, ideal for sealing laboratory glassware. These size #10 stoppers feature a smaller diameter of 8.1 mm and a larger diameter of 12.1 mm, with a height of 20 mm. Sold in packs of 5, perfect for securing flasks, test tubes, and other laboratory equipment. Ensure a secure and leak-proof seal for your experiments.
US: temporary delays — postal services aligning new import rules, 
EU: 1–2 weeks, 🌍 Worldwide: 1–4 weeks ✈️