Tube Jockey Wristband, Always have a safe place to put your tubes, Tube holder securely attaches to wristband with Velcro*, Holds both 13mm and 16mm tubes, Patented
Needle length: 1.9cm. Guage: 21. Connected by 30.5cm long tubing. Needles feature Safety-Lok protective shield which reduces needlestick risk. Shield is designed to meet OSHA safety standards for engineering controls.