elvie pelvic trainer. Regular pelvic floor exercise helps prepare the body for pregnancy, childbirth, aging and impact sports. Helps with recovery post baby, improve bladder control and to regain core strength.Comes with Exercise trainer, Optional cover, Charging case, and USB cable. Compatible with iPhone 4s and newer, Android 4.3 and newer and bluetooth smart ready. Completely new still in plastic that it arrived in never used and never opened.