PIIT28.com appears to be a legitimate website. It is associated with Cassey Ho, a well-known fitness personality and the creator of the Blogilates channel on YouTube. The website offers a structured workout plan called PIIT28 (Pilates Intense Interval Training), which has received positive reviews from users. The program consists of a series of e-books and instructional videos that teach a hybrid cardio/Pilates routine.
The website provides digital downloads for purchase, and it is important to note that all purchases are non-refundable and non-exchangeable. The program is designed to be completed at home without the need for expensive fitness equipment, making it accessible to a wide audience.
Overall, the association with a reputable fitness influencer and the positive feedback from users suggest that PIIT28.com is a trustworthy site for purchasing fitness programs.