Gently used Theory Size 2 Linen belted dress Knee length This stunning black sundress from Theory is the perfect addition to any wardrobe. Made from a luxurious linen blend, it features a sleeveless design with a button closure and a belted waist for a flattering fit. The knee-length dress is perfect for any occasion, whether you're dressing up for a night out or keeping it casual during the day. The solid pattern and classic black color make it a versatile piece that can be styled in a variety of ways.