Universally flattering blush that reacts to your skin’s natural pH to instantly give you the perfect shade of natural flush. Made with 20 skin-friendly plant based ingredients to act as a treatment for your cheeks. BYO Blush's featherweight, fast absorbing texture can be worn alone or layer on top of foundation to give your face a youthful vibrancy. Under Foundation: On a bare face, apply directly onto the cheeks and buff with a blush to blend. Over Foundation: Using the applicator, apply BYO Blush on a clean brush, then apply straight to the cheeks and buff out to blend. A little goes a long way. Apply more gradually to build the color.