4. Various attachments function: a) SENSITIVE BRUSH, extremely soft bristles, gentle enough for most sensitive skin types. b) DERMABRASION BRUSH, used to peel off dead cells on skin to reveal a fresh and youthful face. c) SPONGE, leaving your skin feeling ultra soft. d) WRINKLE REDUCER, gentle massage on wrinkle area for more tight skin and much reduced wrinkle lines. e) STORAGE CRADLE, making storage easier.