Realistic Thrusting Dildo and Handheld Sex Machine, FrankieFavorite Thrusting Dildo for Women Frankie is perfect for female users that prefer a nice mushroom head and grinding or rubbing of the clit during penetration. This is when the male penis, or Frankie, is held close to the belly while curved and thrusting. The ribs continuously move back and forth at the upper vaginal opening stimulating the clitoris. That constant grinding of the shaft, or ribs, along the upper vulva opening during penetration is the