1: consist of 2 corrugated hoses and 1 collapsible hose, swivel elbow with luer port and cap Available in t connector 2: light weight, enhancing patient¡¡¥s comfort 3: tube length: 1.8 meters. 7: customized tube colors and lengths are accepted 8: iso-, ce- and fda-certified 9: oem service offered 1pcs/middle sealing bag, 20pcs/carton ctn size:67*42*43cm