Calvin Klein Underwear - Modern Cotton Lounge Sleep Shorts. Color Grey Heather. Low Stock. On sale for $40.20. MSRP $49.50.. 4.8 out of 5 stars10 left in stockBrand NameCalvin Klein UnderwearProduct NameModern Cotton Lounge Sleep ShortsColorGrey HeatherPrice$40.20MSRP: $49.50