Final answer:
Estheticians prefer the roll-on wax method because it allows for efficient, uniform wax application at a controlled temperature, and it also provides a more hygienic option with less cleanup required between appointments, enabling faster service times.
Step-by-step explanation:
Many estheticians prefer the roll-on wax method for its efficiency and convenience. Unlike traditional methods that require wax to be heated in pots and then applied with a spatula, roll-on wax cartridges are pre-filled with wax and can be heated directly in their cartridge. This allows for a more uniform application and reduces the chance of burns since the wax is applied at a controlled temperature. Additionally, the roll-on system limits wax contamination which helps with maintaining hygiene.
Roll-on wax systems also lead to faster service times because the wax can be applied quickly and evenly, helping estheticians to service more clients efficiently. The use of roll-ons in waxing also means there are fewer tools to clean, which minimizes cleanup time between appointments. Established brands such as Nair, Magic Shave, and Veet offer roll-on products, evidencing the market demand for this method within the beauty industry.