A treatment table helps ensure the esthetician can maintain good posture during a temporary hair removal service if it is:

An adjustable treatment table is crucial for maintaining proper posture during hair removal services because it allows the esthetician to customize the height and angle of the table to suit both their own comfort and the needs of the client. This flexibility helps to reduce the risk of strain or injury that can result from bending or reaching in awkward positions over a static table. An adjustable table accommodates clients of varying heights and body types, enabling the esthetician to work efficiently and effectively without compromising ergonomic safety.

In contrast, a heated treatment table may provide comfort to the client but does not contribute to the esthetician's posture. A non-hydraulic table or a non-adjustable table can limit the ability to maintain a proper working position, leading to potential discomfort or longer-term issues for the esthetician. Thus, the adjustable nature of the treatment table stands out as the key feature that supports ergonomic best practices.