Calvin Klein Underwear - Modern Cotton Bikini. Color Grey Heather. On sale for $19.80. MSRP $22.00.. 4.7 out of 5 stars+2 colors/patternsBrand NameCalvin Klein UnderwearProduct NameModern Cotton BikiniColorGrey HeatherPrice$19.80MSRP: $22.00Rating5Rated 5 stars out of 5(66)