Silk Painted Challah Covers for sale. The Challah Cover motifs are outlined in gold, black or color and hand painted on silk with unique colors using a brush. The Challah Cover fabric for these challah covers are the highest valued quality silk available.and undergoes fixation process to make it color-fast. Size 20 X 16". Beautiful Challah Covers in so many designs. The more Challah covers you buy the larger the discount. An ideal gift give away for Simchas as well.