Selle italia slr superflow racing saddlethe slr superflow racing saddle has been made to help those who experience central discomfort and struggle to find a riding position that is comfortable. Its shell is constructed from a nylon carbon fibre composite for efficient power transfer and it features a large central cut out that reduces pressure on your sensitive perineum area. To help you to enjoy consistent comfort, the slr superflow includes selle italias eva padding and a fibra tek leather cover.features cover fibra tek leather padding eva foam saddle rails manganese alloy steel shell nylon carbon composite 30% carbon selle italia idmatch l3 dimensions 275x145mmlxw weight 210gbuy selle italia components from chain reaction cycles, the world's largest online bike store.