Particularly high stability and optical clarity, improved cell adhesion through physical surface treatment, thread enables quick opening with a 2/3 turn, screw caps with larger knurls for improved grip and ease of opening/closing.
- lot number and best-before date on each roller bottle
- with standard screw cap or filter screw cap
- the product range includes two different sizes, a short and a long form. The sizes are labelled as X (short) and XL (long)
- both sizes are available with a smooth or a radially ribbed surface. The ribbed design increases the growth area of the roller bottle without changing the height. The figure in front of the X or XL indicates the multiplication factor by which the surface of a ribbed type increases compared to the short smooth roller bottle with 850 cm2