3ml Pen Cartridges for Peptide Pen, 10 Pack 3cc Empty Glass Cartridge for V1 V2 Pens Peptide, 11mm Long Stopper,Individually Wrapped

["Reusable Injection Pen Accessory:Designed specifically for V1 and V2 pen as well as most reusable peptide pens. Each 3ml (3cc) cartridge features an 11mm long rubber stopper, ensuring a precise fit and smooth plunger movement.","Medical‑Grade Borosilicate Glass – Safe & Non‑Reactive:Crafted from high‑quality, medical‑grade borosilicate glass. maintains content purity, and prevents leakage or breakage. Trusted for storing peptides, or other solutions.","Individually Wrapped – Convenient to Use:Each 3ml pen cartridge is sealed in its own individual wrapper. ensure cleanliness and tidiness.No need for additional cleaning – open and fill with confidence. Ideal for laboratory and research use.","Airtight, Leak‑Proof Design with High‑Resilience Stopper:The 11mm long stopper creates a secure, airtight seal that prevents leaks during storage and transport. This leak‑proof design reducing waste and mess.","Quality Assurance: Each cartridge is manufactured under strict quality control standards and individually sealed to maintain cleanliness until you open it. If the packaging is damaged, do not use the product."]