J Crew Belted Sheath Dress in Black Watch Tartan Size 8 Gently worn. No stains or damages. Material: 66% wool, 29% polyamide, 5% elastane / Lining 100% polyester A sleek belted sheath dress in a holiday-ready Black Watch pattern. Fun fact: Black Watch tartan is named for—you guessed it—the Black Watch, a regiment formed in 1725 to guard the Scottish highlands (in kilts, naturally). Back zip. Lined. Dry clean. Import.