old horse

I have an old boy(21 years young) who's had problems with his back in his old home and he's just starting to come right, he's on loan part, and she wants to try a treeless saddle- his problems from his back all came from an ill fitting saddle so now he's getting used to a saddle that fits and...

Hiya everyone! I've just rehomed a 21 year old gelding who still hacking and things but he's a super hairy cob and needs clipping is it too late? Or I'll have to stop ridin him because he sweats from head to toe and it's just not fair!