Prologo Saddle Dimension R2 Ndr Nack Anthracite AmFeatures The 3mm increased padding ensures greater vibration absorption, while the rounded seat area supports the cyclist in the natural rotation of the pelvis; the wider and shorter nose (35mm less than traditional saddles) eliminates numbness and pressure peaks during maximum thrust. The V shape of the Dimension R2 NDR ensures more precise positioning on the saddle surface. The nose of the Dimension R2 NDR is also wider and flatter than the previous