100% New high-quality I.V. Cannula with Injection valve & Wings..Non-toxic, non-pyrogen. Sterile unless package is damaged..Specifications: Model:22G, O.D.: diameter 0.8mm， L.: 25mm, Flow:>= 25ml/min.We provide 14G, 16G, 18G, 20G, 22G, 24G, 26G and other models. Select the model and quantity according to your needs..Single Use. Do not attempt to reinsert a partially or completely withdrawn needle! We provide any technical support. If you have any questions, please contact us by email. We will reply to you within 24 hours.