Calvin Klein Underwear - Modern Cotton Lounge Sleep Shorts. Color Grey Heather. Low Stock. On sale for $40.05. MSRP $49.50.. 4.8 out of 5 stars9 left in stockBrand NameCalvin Klein UnderwearProduct NameModern Cotton Lounge Sleep ShortsColorGrey HeatherPrice$40.05MSRP: $49.50