Damson Madder's Felix Jean is slouchy and barrel-legged, designed in a vintage yellow stripe with 'DM' neatly embroidered on the pocket. Damson Madder's Felix Jean is slouchy and barrel-legged, designed in a vintage yellow stripe with 'DM' neatly embroidered on the pocket. Damson Madder was born out of a desire to make exciting designs, responsibly. From their North London studio, they craft playful, ultra-feminine designs meant to be worn again, and again (and again!). Think maximal style, minimal impact.