The Damson Madder Ilona Pullover is a classic rugby sweater crafted from organic cotton, featuring three-quarter buttons and a collared neckline. The Damson Madder Ilona Pullover is a classic rugby sweater crafted from organic cotton, featuring three-quarter buttons and a collared neckline. 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.