The Miracle Complexion Sponge - 2ct by Real Techniques is highly recommended by Christina in her video review. She praises the affordability of the product, stating that she paid a surprisingly low price for two sponges. She emphasizes the softness and squishiness of the sponge, comparing it favorably to more expensive options on the market. Christina highlights the value for money, as users receive double the product for less money. Overall, she describes the Real Techniques sponges as amazing and encourages viewers to try them out. Based on Christina's review, the Miracle Complexion Sponge - 2ct by Real Techniques appears to be a high-quality and cost-effective option for makeup lovers.