Aero-X fabric uses dual-denier Nylon plus spandex for great durability, comfort and fit Flat-seam construction with contrast side seam Descente’s molded Spectra Chamois New silicone and sublimated logo hem gripper with quad leg hem stitching for a pro look Shorter 5” inseam Waist, leg-length, hips and leg opening are all specifically tailored for women by women