Blazer by Heart Dagger, Some days call for a little extra, Peak lapels, Single button opening, Embroidered floral design, Not just your average print, 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.