Personal lubricants (colloquially termed lube) are specialised lubricants used during human sexual functions such as intercourse and masturbation to cut back friction to or between the penis and vagina, anus or other body pieces or applied to sex toys to lower friction or to ease penetration. Surgical or medical http://lorenzorckqx.blogofoto.com/6480436/how-double-strap-ons-can-save-you-time-stress-and-money