Sterile Transport Sample Collection Swab Nasopharyngeal Nylon Flocked Swab Zhejiang Show Bo Electronic Technology CO., Ltd. Base Info Material:100% NylonQuality Guarantee Period:Two YearsSize:150mm Description Pre:Medical Disposable Blunt Tip Micro Cannula Embedding Therapy Needle Next:Disposable Waterproof Patient Sheet Anti Blood Patient Bed Cover