For a detailed clarification on this issue, see our report on ought to I put on underwear beneath padded cycling shorts? Bib shorts versus waist shorts Even thermal bib shorts really should be pretty breathable. - Dave Caudery / Our Media Summer cycling shorts use light-weight, stretchy and breathable fabrics, https://bookmarkilo.com/story17407703/the-fact-about-cyclist-apparel-that-no-one-is-suggesting