RBX Active is a legitimate brand known for its high-quality activewear for men, women, and children. The brand has been in the market for over 20 years and has a strong presence in the activewear industry. Positive customer reviews highlight the quality and affordability of their products. The brand offers a wide range of apparel suitable for various activities like yoga, gym workouts, and daily exercise. Free shipping within the US and a rewards program for online customers add to its credibility.