20x30 respiration membrane

{"cid":"91208648","title":"Customizable Respirator Filter Cotton Bulk White\/Black Sheets for Industrial & Medical Grade Filtration Systems","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/ae\/27\/d66627a318f4b027589d4b090549-200x200-1.jpg","attrs":{"Price":"USD0.28-0.35\/PCS","Brand Name":"German Wanman","Model Number":"Prisma\/Balance\/SOMNO ventilator filter cotton","Minimum Order Quantity":"500pcs","Delivery Time":"8-30DAY","Place of Origin":"china","Payment Terms":"MoneyGram, Western Union, T\/T, D\/P, D\/A, L\/C","Supply Ability":"5000pcs\/day","Packaging Details":"500PCS\/BOX","Colour":"White\/Black","Material":"Cotton","Applicable Industries":"Ventilator Filter Cotton","Usage":"Air Filter","Shape":"Long","quality":"Good"}}

{"cid":"91001521","title":"Disposable PE Film Non Woven Mouth to Mouth Breathing Mask for Rescue WL1008A&B","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/12\/18\/cc95e369cdbcd891fb53cbaaba76-200x200-1.jpg","attrs":{"Brand Name":"Wellmedlab","Model Number":"WL1008A&B","Place of Origin":"China","Certification":"CE and ISO Certificate"}}