Disposable Sterile Sample Collection Cotton Medical Sterile Nasal Swab Lin an Sunny Commodity Co., Ltd. Base Info Material:100% NylonQuality Guarantee Period:Two YearsSize:150mm Description Pre:Protective Hospital Medical Protection Disposable Water Proof Anti-Dust Anti-Liquid Coveralls PP/SMS/Sf Film Next:Nasopharyngeal Medical Antigen Flocked Tip Swab for Virus Sampling