We can provide OEM products like double-lumen, trible-lumen, four-lumen tubes and so on according to your requirment. Multi-lumen tubea. Materialmedical grade PVC, PP, PE, PA, TPU, etc.b. Specificationvariousc. CertificateISO 13485: 2003d. RemarkWe can provide the products according to your requirement (drawing or sample is ok)