Suit jacket by Heart Dagger, Smart thinking, Contains stretch for comfort, Silky-feel lining with internal pockets, Peak lapels, Single-button opening, Functional pockets, Skinny fit, A tight cut for a sleek shape. 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.