A couple of graphic designers in Pontian, Johor are using their handmade crafts, made with natural mangrove dye, to shed light on the beauty of the coastal trees.br br Jo Wong Seok Wei, 47, and her husband Lim Beng Chee, 53, produced their own line of natural fashion and lifestyle products using natural dye from mangrove barks, with Jo’s year-old mother Lim Chu Yok’s help.