Conforms to International Standards. Special beveled extra strong spike Sell sealing latex tube for extra medication & easy flushing. Highly kink resistant tubing. Roller clamp for flow controller. Double bag packing ensures sterility till the product is actually used. Needle 21G x 11/4 " for smooth flow Drop size of 20 drops/m1., Individually packed. For single use only Disposable non toxic & pyrogen free Sterile Ready for use.