Laura Berman, LCSW, PhD, is an assistant professor of psychiatry and obstetrics/gynecology at the Feinberg School of Medicine at Northwestern University. She has been working as a sex educator and therapist for 20 years, and is consideRed a leader in her field. Her latest book, Real Sex for Real Women is an international Best Seller. The Dr. Laura Berman Intimate Basics Collection is designed by women, for women to give you and your partner exactly what you need; color, ergonomic designs, discreet packaging, superior quality, quiet and powerful devices. Dr. Berman personally writes instructions for each product. For pleasure and to strengthen your pelvic muscles Vibrating, multi-speed dilator handle 3 interlocking, graduated stacked dilator sleeves for custom girth selection Soft universal sleeve ABS (dilator and graduated sleeves) TPR (universal sleeve) Designer pouch included 2 AA batteries 3.5x .75/9 cm x 2 cm (small sleeve)(on handle) 4.5x 1.5/11 cm x 4 cm (medium stacked sleeve) 5.5x 1/14 cm x 3 cm (large stacked sleeve) 6.5 x 1.5/17 cm x 4 cm (x-large stacked sleeve) 4.5 x 1/11 cm x 3 cm (soft sleeve)