In production for over 100 years, the B-17 is our best-selling Brooks saddle. Available in Honey, Antique Brown and Black leather with black steel rails for $115.00 or Apple Green and Mandarin Orange leather with black steel rails for $135.00

From the Brooks website :

"The B17 is our flagship model, ideal for long distance sports touring,
trekking and atb use. It has been on the market for over 100 years,
being featured in as early as the 1898 catalogue . The model is
available for gents and ladies: the B17 (gents) and B17 S (ladies)"