Daily facial cleansing replacement is made of soft, elastomeric material, which is resistant to bacteria. Compatible with smart profile mia 1, mia 2, mia 3 (aria), plus, pro, and alpha fit. Alayna generic sensitive brush heads are ideal for most skin types, including sensitive and combination skin. Use the skin care brush to cleanse the skin or prep for shaving, leaving you with smoother, healthier skin. Gently cleanses and exfoliates the pores to remove makeup, dirt, oil and debris.