Calvin Klein Underwear - Modern Cotton Lounge Sleep Shorts. Color Grey Heather. Low Stock. On sale for $43.51. MSRP $49.50.. 4.8 out of 5 stars5 left in stockBrand NameCalvin Klein UnderwearProduct NameModern Cotton Lounge Sleep ShortsGenderMen'sColorGrey HeatherPrice$43.51MSRP: $49.50