Thai Kapok Triangle Pillow comes in 2 or 3 parts i.e. a firm triangular backrest and the other one or more fold-out sections serving as a leg or seat support. The pillow has its special kind of a filling i.e. kapok. Now, kapok is a fiber derived from a plant that too from seed pods of a kapok tree. The kapok is considered to be firm, lightweight, breathable and sustainable.