ROYAL LANGNICKEL-Engraving Art: Silver Foil. Scrape your way to a beautiful image for display, wall art or as a gift. This kit contains three 2-1/2x3-1/2in practice sheets, three 11-3/8x8-1/2in pre-printed design boards and an engraving tool. Available in a variety of themes: each sold separately. Recommended for children ages 8 and up. WARNING: Choking Hazard-small parts. Not for children under 3 years. Imported.