Suit jacket by Heart Dagger, For when you mean business, Branded lining with three internal pockets, Notch lapels, Two button opening, Functional pockets, Slim fit - cut close to the body. Heart Dagger welcomes ASOS to The House of Heart Dagger with an exclusive tailoring collection. A House which has been built on the very foundations that it strives to uphold and take forward: timeless style, rich fabrics, precision-cut suits and a touch of modern-day dandy.