The surface of the wooden tray and mosaic pieces is smooth and comfortable, and will not hurt your hands. The edge of the tray has a raised round design, which is convenient for moving or carrying. These wooden trays can be used as drink coasters, plant trays, table decorations, and home decor items. They add aesthetic appeal to the home and serve as a practical tool for everyday use. This coaster provides a buffer between the tabletop and the cup, helping to prevent scratches and water damage, and offers excellent protection for both tables and cups. Ideal for individuals who enjoy DIY projects, this set makes a thoughtful holiday gift for friends and family. You can choose to complete the coaster before gifting it, adding a personal, unique touch. Mosaic crafting is easy and enjoyable. A clear and simple instructional guide is included to help you learn the steps. The elegant design makes it suitable for any occasion. Coaster size: Round: 4.3 inches / 11 cm Square: 3.9 x 3.9 inches / 10 x 10 cm Hexagon: 4.1 inches / 10.5 cm Color: As shown Material: Wood Package Contents: 1 set x Mosaic kit Note: Light reflection and different displays may cause slight color variations compared to the actual item. Measurement allowance is +/- 1-3 cm.