Yes, "Classy And Fabb" appears to be a legitimate online store. It has received positive reviews from customers on Trustpilot, with an excellent rating of 4.6 based on 140 reviews. Customers have praised the quality of the products, the customer service, and the timely delivery. Additionally, Scamadviser has given "Classy And Fabb" a high trust score. However, it's always a good idea to do your own research and read reviews before making a purchase from any online store.