If the thought of your parents still having sex makes you squeamish, you might not be able to handle what we have in store for you.
In the video above by Obsev, four grandparents demonstrate various sex positions using wooden dolls.
"At this age nothing makes you nervous," one granny says after being asked if she's OK with talking about sex on camera.
From doggy style to reverse cowgirl, these grandparents aren't shy about twisting and turning the dolls into all sorts of scandalous positions.
While some positions are obvious to the gramps and grans, some leave them a little stumped. Do you know what all the positions are supposed to look like? Let us know in the comments below.
Also on HuffPost