Women's Denim Midi Dresses Nordstrom Sleeveless Midi Dresses at M&S Denim Sleeveless Denim Midi Dress WHISTLES Whistles US Denim Sleeveless Denim Midi Dress WHISTLES Whistles UK FRAME Sleeveless Tiered Denim Midi Dress Neiman Marcus. Expertly crafted with denim, the Oakley Sleeveless Denim Midi Dress features a ruched yoke and adjustable waist tie for a flattering silhouette. Lightweight, non sheer, and with pockets at the sides, this dress is perfect for a casual yet stylish look. Complete with a front zipper closure, add this versatile piece to your wardrobe today.