a foreskinloverxxl :I'm not sure exactly what they are made of. I got them from my wife's cake decorating kit. I squeeze them flat and hold them against whatever I want sucked and let go. As they try to go back to their original shape, they suck the skin in.
,jpeg/002/378/512/1280x720.3.jpg)
,jpeg/012/793/699/1280x720.8.jpg)
,jpeg/003/406/487/1280x720.6.jpg)
,jpeg/007/511/675/1280x720.3.jpg)
,jpeg/006/503/933/1280x720.7.jpg)
,jpeg/002/057/597/1280x720.1.jpg)
,jpeg/004/355/195/1280x720.5.jpg)
,jpeg/008/447/085/1280x720.3.jpg)
,jpeg/007/356/309/1280x720.8.jpg)
,jpeg/006/352/980/1280x720.6.jpg)
,jpeg/000/359/529/1280x720.3.jpg)