SILK RITZ. Herringbone Silk Handkerchief, $9. Royal SilkÕs soft, shimmery silk herringbone pocket squares are sure to add a subtle and irresistible twinkle to your look. What makes this collection different is the fine silk weave, the glow of the silk, and the tender, calming colors you wonÕt find elsewhere. We stock these and ship fast. Perfect wedding accessory. Washable. About 16 inches square. Imported India Silk.$9.00.