A sample size for the Hair Botox Mask could be a single-use sachet or packet containing 10-15 ml (0.3-0.5 oz) of product. This size should be enough for one application on short to medium-length hair.This size should be enough for one application on short to medium-length hair Keep in mind that the sample size should provide enough product for the customer to fully experience the benefits of the product. It's also important to consider packaging and labeling requirements for sample sizes, as well as any regulatory requirements for cosmetics or personal care products
