Flylow - Sinclair Insulated Flannel. Color River/Night. Low Stock. On sale for $54.47. MSRP $145.00.. 1.5 out of 5 stars3 left in stockBrand NameFlylowProduct NameSinclair Insulated FlannelGenderMen'sColorRiver/NightPrice$54.47MSRP: $145.00