These 100 sterile, double-ended 21G (0.8x25mm) Improvacuter needles with green FlashBack visual control are designed for vacuum blood collection using a reusable holder. One end features a bevel for venipuncture, while the other, capped with a soft rubber septum, pierces vacuum blood collection tube stoppers. Ensure efficient and safe blood draws with this high-quality, reliable product.
US: temporary delays — postal services aligning new import rules, 
EU: 1–2 weeks, 🌍 Worldwide: 1–4 weeks ✈️