Everybody wants it! A soft, lifelike ULTRASKYN sleeve with a plush contoured head wraps around a powerful multi-speed vibrator to create the Shakinb D. The simple twist control, realistic material, and detailed contours of this 7 inch wonder make it easy to shake, shake, shake your way to intense climax every time. The D by Doc Johnson is an exciting collection of our best-selling shapes, reimagined in lifelike ULTRASKYN. Web ve committed to keeping the quality high and the prices affordable, so everybody can get The D.