- Men’s cayenne red shirt - Retro collar, short sleeves - EASY-REGULAR fit, exclusive IKKS palm tree motif - Buttons to fasten - IKKS #actforbetter: fabric contains 100% LENZING™ ECOVERO™ viscose from sustainably-managed forests Get into summer in style. Make palm trees your recurring theme. Dare to choose a casual vibe inspired by sailors and globetrotters.