High-quality, sterile 21G (0.8x25mm) double-ended needles with FlashBack visualization for efficient vacuum blood collection. Designed for use with reusable holders, featuring a bevel on each end for smooth venipuncture and effortless sample collection. 100 needles per pack.
US: temporary delays — postal services aligning new import rules, 
EU: 1–2 weeks, 🌍 Worldwide: 1–4 weeks ✈️