Z Supply Clothing has mixed reviews from customers. Some users appreciate the quality and comfort of the clothing, while others have reported issues with poor craftsmanship and customer service. The website is user-friendly and offers a variety of casual and comfortable clothing options. However, some customers have experienced problems with shrinking garments and unresponsive customer support. Overall, the legitimacy of the site is supported by its operational status and product offerings, but potential buyers should be aware of the mixed feedback.