Shelf life: 6 months post-sterility. This item is only available for sale in the United States. Contact our sales team at email@example.com or call (631) 242-3000 to purchase. Special terms due to high demand: All sales are firm, non-cancellable, non-refundable and non-returnable. Our sterile nasopharyngeal testing swab is a 5.9-inch, 3D-printed testing swab that is flexible and easy to administer. The unique dome tip is both durable and comfortable for the patient, which makes it easier to capture a sample specimen for RT-PCR assays. Qosina’s nasal swabs are 3D-printed with a 3D-printable resin that is biocompatible and passes tests for expert evaluation, collection sufficiency and PCR compatibility. The tips of the sterile 3D-printed swabs consist of a soft lattice cage around a flexible helical core, which easily maneuvers and conforms to the nasal cavity. Nasopharyngeal swabs are the best on the market for testing for COVID-19, and the demand for them is incredibly high.Our NP swabs are of equivalent efficacy to the popular flocked swabs. These swabs are manufactured in reputable ISO 13485 certified facilities. Large quantities are available. Contact us for more details or to request a sample.