Coolest/lightweight breeches

[ecb89]

I'm the sort of person who gets hot before I even get on my horse!
Any recommendation for the coolest breeches? Ideally with a full seat or sticky bum.
Thanks

 

[Britestar]

These
www.decathlon.co.uk/training-mesh-jodhpurs-grey-id_8354585.html

Really lightweight and comfy