Product name : Oxygen mask Description : 1.Non-toxic PVC, medical grade clear. Product name : Oxygen maskDescription :1.Non-toxic PVC, medical grade clear. 2.Adjustable nose clip. 3.Type:infant or adult.4.size:S,M,L,XL5.packing: pp packing, 100pcs/ctn ctn size.6.MOQ: 1000pcs every size, good quality oxygen mask