unusual bike on my local gumtree

[geddy1972]

https://www.gumtree.com/p/bicycles/peugeot-exo-mountain-bike-small/1476370986
just seen this on my local gumtree.

love the shape but unsure if its a childs or adult size.

any thoughts on whether its worth buying ?

 

[Dface]

Pretty sure that is 26" wheel but they were quite a cheap bike back in the day.

https://www.bikeboompeugeot.com/Bro...hure/Peugeot 1999 German Brochure Pg32-33.jpg