These undershorts give you riding comfort on the saddle through the use of a top end altura progeltrade 3d pad the perfect shorts to wear under your favourite pair of altura baggies with altura snap trade technology this makes fitting them a breeze grab and go altura progeltrade 3d featuring progeltrade and altura drytrade technology this pad is designed for medium to long distance riders progeltrade is alturas proprietary insert technology that utilises strategically placed