Male
Masturbators 
This product comes in many forms. There are the old fashioned
inflatable dolls, large molds of a porn stars pelvic and glute
region, and smaller molds that focus on a specific body regions
such as the vagina. There are even small sleeves that resemble
nothing more than a sleeve. Some will be smooth on the inside and
others will have some sort of texture in the tunnel for added
stimulation.
They are made of all sorts of 
materials so be sure to take the correct care.