Culture bottles are suitable for attaching culture media.– Due to their conical geometry, these flasks are very suitable for shake tests (e.g. media optimization) – The straight neck permits the use of metal caps – Easy-to-read scale with graduation marks to estimate the content – Fired-on, highly durable white print – Culture bottles are suitable for attaching culture media.– Due to their conical geometry, these flasks are very suitable for shake tests (e.g. media optimization) – The straight neck permits the use of metal caps – Easy-to-read scale with graduation marks to estimate the content – Fired-on, highly durable white print –