Because of the shape of the digits - one of them looks like the other, upside down.
who invented the sex position 69
When a girl says a guy is good at a 69, she is likely referring to the sexual position where both partners engage in simultaneous oral sex. This could mean that the guy is skilled at pleasuring both himself and his partner in this position.
Becuz hes professional at swallowing and cumming and giving facials to girls and doin the 69 position and liks it anal in his butt
69
69
Yes, it is a sex position
69
Well, honey, the 69 position has been around long before any of us were even a twinkle in our parents' eyes. There's no one person who can claim credit for that acrobatic bedroom maneuver. So, let's just say it's been a popular move in the ol' Kama Sutra playbook for centuries.
69
It's when people go into a 69 position. It's a sexual position. If you think about it, you and your partners body make a 69 when performing oral sex.
It represents a sex position.