Saddle Made in Italy, specifically for track and fixed-gear crits. (Project coming from a collaboration of Astute with Team Cinelli Chrome and the Supernova race teams.)
Description here: https://www.wiggle.co.uk/astute-rush-lite-sr-saddle
New in the original box.
Selling it for £50 (RRP at the moment on Wiggle and Chainreaction is £74.99 even though on 57% discount.)