Replacement brush heads are made from a non-porous, super soft filament resistant to bacterial buildup. Deep Pore: Designed to cleanse deep into pores to remove impurities and reduce oil and blemishes. Ideal for oily skin, large pores, or hard-to-reach areas such as around the nose. Sensitive: Designed for effective use on the face, décolletage, and body for sensitive or combination skin types. Radiance: Gently cleanses away dullness to reveal radiant skin. Soft and gentle. Deep Pore: Helps reduce the appearance of pores. Invigorating and refining. Our replacement brush heads are manufactured in an FDA-registered facility following strict health and safety standards. With daily use, the brush leaves skin feeling smoother and enhances absorption of topical skincare products. For best results, replace the brush head every 3 months. The brush is safe and gentle for daily use as part of a regular facial care routine. It helps improve circulation and supports product absorption. Usage: – Replace the brush head every 3 months for optimal performance. – To remove: Grip the brush head firmly, push and twist counter-clockwise, then pull away from the handle. – To attach: Push down and twist clockwise until it locks into place. Tip: Use the brush head cap for easy removal and attachment. Compatibility: – Compatible with Mia, Mia 2, Mia 3, Aria, Pro, and PLUS Cleansing Systems. – Made to high-quality standards. – 100% satisfaction guaranteed.