- Navy blue jersey T-shirt for boy - Round neck, long sleeves - Navy blue upper body, ecru lower body - Navy blue stripes on ecru sleeves - Print message front, camel collar - Loose shape - IKKS #actforbetter: material contains 100% Organically grown cotton Navy blue, white and a twist of camel: join Team IKKS in a tricolor t-shirt. Over jeans, under a zipped cardi.