Hypermobility (bent thumb)

[MagikoxXD]

i can do that with both thumbs its super awesome

[ScratchyBlue]

i can do that :D

[ketchietl]

OMMFG I CAN DO THAT@

[PhoenixBlackthorn]

...so weird having something you've known as normal all your life be something other than. XD

I can do that with both thumbs, lock the joint and bend my last thumb joint inward. :P

[Acteal97]

@PhoenixBlackthorn I can do that too! :D

[MrDanielmaher]

i can do that on my right hand but not my left.

[MrAcast84]

@MrDanielmaher I can do that on my left hand, but not my right.