Jennifer tested the Miracle Complexion Sponge by Real Techniques and was amazed by its performance. She noticed a significant reduction in her dark circles after blending them out with the sponge. Impressed by the results, she rated the beauty blender a perfect 10 out of 10 and highly recommended it to others. The sponge effectively blended out her dark circles, leaving her with a flawless complexion. However, the review does not mention any potential drawbacks or limitations of the product. Overall, based on Jennifer's experience, the Miracle Complexion Sponge by Real Techniques seems to be a highly effective and recommended cosmetic tool for achieving a flawless complexion.