Calvin Klein Underwear - Eco Pure Modal Boxer Brief 3-Pack. Color Flint Stone/Black/Rouge. Low Stock. On sale for $32.25. MSRP $64.50.. 4.8 out of 5 stars3 left in stock+2 colors/patternsBrand NameCalvin Klein UnderwearProduct NameEco Pure Modal Boxer Brief 3-PackColorFlint Stone/Black/RougePrice$32.25MSRP: $64.50Rating5Rated 5 stars out of 5(61)