The Selle Royal Ergogel saddle is a anatomically designed saddle delivering a gender specific solution to Men and Women, which take into account the anatomical differences and the cyclist's style of riding: Athletic, Moderate, Relaxed. The Selle Royal Men's Ergogel saddle features a wider central depression both to relive pressure on the prostate and to reduce compression of arteries and nerves, optimizing blood flow to the genital area and eliminating feelings of numbness. Twinflex system further reduces pressure on your sensitive regions. The Selle Royal Ergogel Saddle features a foam matrix open cell structure confers increased elasticity and breathability to guarantee a durable and comfortable saddle. Also uses a Royal Vacuum Light that's a Selle Royal Technology that allows the saddle to be 100% sealed and 20% lighter than ordinary saddles of the same category. The Selle Royal Ergogel Saddle also features a integrated clip system positioned at the rear of the saddle for easy attachment of a light or saddle bag.