Features Z No Additive tube Product Specifications Brand: Vacuette® Additive: Plain Application: Venous Blood Collection Tube Closure Color: White / Black Ring Closure Type: Pull Cap Color Code: White Dimensions: 13 X 100 mm Material: Polyethylene Terephthalate (PET) Tube Sterility: Sterile Tube Color: Clear Tube Tube Material: Plastic Volume: 6 mL