What factor is NOT considered essential in hand hygiene training?

In the context of hand hygiene training, the brand of the hand sanitizer is not considered essential. The critical factors focus on the effectiveness of the product, which is generally determined by its ingredients and concentration of active antimicrobial agents rather than the specific brand labeling.

Effective hand hygiene practices are rooted in the proper use of alcohol-based hand sanitizers or soap and water, emphasizing factors like the consistency of the product to ensure adequate coverage and the dryness of the skin to prevent irritation. The color of the product is not indicative of its effectiveness and does not influence the training or behavior in maintaining proper hand hygiene. Thus, the brand name does not play a crucial role in the outcome of infection prevention, making it the correct answer in terms of non-essentials for hand hygiene training.