Features◆ Available with cuff and without cuff.◆ Made of medical grade transparent thermo-sensitive PVC.◆ Cuffed tube with high volume low pressure cuff.SpecificationID:2.0mm 2.5mm 3.0mm 3.5mm 4.0mm 4.5mm 5.0mm 5.5mm 6.0mm 6.5mm 7.0mm 7.5mm 8.0mm 8.5mm 9.0mm 9.5mm 10.0mm