Product Name: High Quality Adjustable Oxygen Venturi Mask Model NO.: YM-A002 Group: Infant, Pediatric, Adult Quality Guarantee Period: Three Years Ethylene Oxide Sterilization: Ethylene Oxide Sterilization Material: Medical Grade PVC Type: Surgical Supplies Materials Model Number: Ym-A002 Product Name: Venturi Mask Brand Name: Yingmed & OEM Properties: Medical Materials & Accessories Certificate: Ce ISO Feature: Flexible Size: S,M,L,XL Clolr: Green, White Transparent Packing: 1PC/PE Bag Store Claim: Store in Dark, Dry and Clean Conditions Application: Clinic, Hospital Trademark: Yingmed & OEM Transport Package: Carton Origin: Zhejiang, China Product Description High quality Adjustable Oxygen Venturi MaskItem no. YM-A002Material:clear,medical grade PVC, DEHP free is availableSize:XL/L/M/SParticulars:with adjustable nose clip,elastic strip, Anti-crush tube;Form of packing:1PC/PE pack,100pcs/ctnOxygen concentration:24%,28%,31%,35%,40%,50%,60%Store claim:store in dark, dry and clean conditions