There are three ways to make your vagina tight: 1. you can do Kegel exercises. 2. you can do pelvic floor rehabilitation device. 3. you can do surgery. Kegel exercise is an anal contraction exercise, which requires 10 sets of 10 times per day, 5 seconds of anal contraction and 4 seconds of relaxation. The pelvic floor rehabilitator is a bioelectric stimulation that passively stimulates the muscles of the vaginal wall and pelvic floor to strengthen the pelvic floor muscles and achieve the purpose of vaginal tightening. Another method is surgery, which requires a visit to the hospital to see if the vagina is lax and if it is suitable for surgery.