Damson Madder's take on the classic rugby lines up with the seaosn's trend. Featuring a three-button placket, long sleeves, and a structured collar. Damson Madder's take on the classic rugby lines up with the seaosn's trend. Featuring a three-button placket, long sleeves, and a structured collar. 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.