when you pedaling there's a slight friction between the thigh and the frame This is what could happen if you don't wear them, or put a frame pad on your bike. Don't forget bring your thrombophob gel every where you go.
Watch out all you dix, cuz these chix are ain't afraid gettin' their nasty blisters or to be awfully bruised. From the sunny side of Cikini, Jakarta, let us introduce you