Ball Play

I have always liked my balls being played with and my ex wife was particularly good at rubbing them with thumb on one side and fingers on the other whilst I stroked my short shaft. Just prior to ejaculation I would grab her hand and she would replace mine on my cock . I have never been able to replicate the feeling but after nearly fifty years of masturbating I have discovered that if I put my hand palm down between my legs and slap my balls with my fingers and lightly squeeze eachone the pleasure is incredible. I haven't yet managed to cum like this but that is my aim I have also been trying to tie my balls but always find oneretracts