Description_x000D_ General description_x000D_ The most versatile tube holder on the market. Set-up takes just seconds and gives you the choice of creating a 15 mL or a 50 mL tube holder._x000D_ • Open uprights allow viewing of the entire contents of the tube_x000D_ • Tube can be easily lifted from the holder, or pinch the uprights and carry the holder with the tube_x000D_ • Autoclavable polypropylene