Vintage St John Knit Size 4 Pants—EUC—Black. The size 4 pants measure 13.75 inches wide when flat but can stretch to 14.76 easily. This set would be ideal for a modern-day size 6 or small 8. This is a vintage pair of pants from the late '90s or early '00s in excellent used condition that had been initially purchased by a family member who takes meticulous care of their clothes. The item has been strictly dry-cleaned (although, with current technology, you can easily use a home cleaning kit to take care of the jacket), kept in a closet away from animals and pests for years, and worn only a few times. Don't miss out on this great find today! All reasonable offers will be considered.