Delicate replacement antimicrobial brush head for your NOVA cleansing device. Specially designed with softer bristles for sensitive skin. Although NOVA brushes last twice as long as traditional cleansing brushes, we recommend replacing your NOVA brush heads every 6 months. And washing them with a gentle cleanser between uses. NOVA by Spa Sciences uses antimicrobial brushes to guard against 99% of stain and odor-causing bacteria, mold & mildew. NOVA is a waterproof, rechargeable sonic cleansing brush that features sonic technology and patented antimicrobial protection to provide the highest level of daily cleansing and exfoliation. Effectively cleanse your skin 7 times better than manual cleansing getting deep into the pores to eliminate dirt, oil, makeup, and dead skin cells, giving you a cleaner, smoother, softer, and brighter complexion.