Envy U Hair Inc. is a hair salon that offers a range of services including haircuts, perms, and volume magic. Customers appreciate the sisters' attentiveness and willingness to listen to their desired styles. The salon uses scissors for haircuts rather than blades. While the price has increased since opening, customers find it still affordable. Jamie, one of the sisters, is known for her talkative approach and offering styling suggestions, while her younger sister is described as sweeter and more precise in executing requested styles. For perms, the younger sister is recommended, while Jamie is favored for men's haircuts.