Birkenstock - Boston Corduroy. Color Sienna Red. Low Stock. On sale for $99.40. MSRP $142.00.. 3.4 out of 5 stars2 left in stockBrand NameBirkenstockProduct NameBoston CorduroyColorSienna RedPrice$99.40MSRP: $142.00Rating3Rated 3 stars out of 5(5)