Rapha have MTB Bib Shorts that have pockets in the back, they are not that big but you can fit a water bottle in one. I prefer the cargo bib shorts that have pockets in the thigh and the back but they are a bit warmer.
Rapha have MTB Bib Shorts that have pockets in the back, they are not that big but you can fit a water bottle in one. I prefer the cargo bib shorts that have pockets in the thigh and the back but they are a bit warmer.