Aleacute graphics prr sella bib shortsone of ales most popular bib shorts with both professionals and amateurs alike, the graphics prr sella looks great on the road and helps you be at your best. Its ergonomic design and use of body mapping keeps it close to the body for a greater aero experience. Meanwhile the leg stability system keeps it perfectly in place and provides mild muscle compression thanks to silicone grippers, and eyelet carbon fabric dissipates electrostatic charge to promote bloodflow, leading to a more consistent body temperature.the star of the show is inside the bib shorts however in the form of the 4h chamois seat pad. It features strategically placed memory foam padding to defend the areas in contact with the saddle from the very worst of the roads shocks and vibrations. It also provides extra ventilation and wicks moisture at an astonishing speed.featuresmain material 78% nylon, 22% spandexbib material 54% polyester, 46% spandexwaist insert 62% nylon, 36% spandex, 2% other fibresale '4h' chamoisbody mapping designergonomic fitleg stability systemsecurity reflex detailsbuy aleacute clothing from chain reaction cycles, the world's largest online bike store.