Cocktail dress. Twist bust. Halter maxi dress with tie back neck in charcoal grey. Under £50. Asos outfit idea. Summer, spring, date night out, brunch outfit . Affordable fashion. Wardrobe staple. Timeless. Gift guide idea for her. Luxury, elegant, clean aesthetic, chic look, feminine fashion, trendy look, special event, baby shower, wedding guest. LTKautumn LTKluxury LTKsummer