koeka bath wrap. A Koeka Bath Wrap is a cozy, hooded after-bath garment for infants. Made from soft, absorbent terrycloth, the shape of the wrap lends itself perfectly to a warm, snuggly, happy child. Koeka is based in the Netherlands, founded in 1999 by Margareth de Haas and Jeannette van Leersum. Machine-washable.