If you would like your customers to sample your wine or for your cellar door tastings – our commercial quality Clear Glass Test Tube may be the answer. Volume: 50ml 100ml Material: High borosilicate glass Cap: Screw lid Surface: Deco/hot stamping/silk printing/labeling… customized Packing: Carton then pallet Certificate: ISO MOQ: 1,000 pcs Samples:  free Features: This single-serve tube offers a great option for Corporate events …