Add a touch of class and sophistication to your beverage consumption with these square-shaped slate coasters. Not only do they look stylish and sleek, but they are also durable, practical, and will protect your surfaces from heat and liquids. Although stone/slate cannot be cut with a CO2 laser, they can be laser engraved for that personal touch. They can easily be cleaned with warm water, with a touch of detergent if heavily soiled, and they are as good as new. Supplied as a pack of 4. * These stylish square-shaped coasters will look great in any location. * They are durable, practical, and resistant to scratching and staining. * Protect your tables and surfaces from heat/liquid damage. * Personalise them with CO2 laser engraving, a coat of lacquer will help improve the contrast. * They can easily be wiped clean with warm water, or warm water mixed with a small amount of mild detergent. * The perfect gift for someone special! * If they fade over time they can easily be brought back to life with a little olive oil. * An even coat of lacquer can have a dramatic positive effect on their look. * Length: 100mm (Nominal). * Width: 100mm (Nominal). * Thickness: 5mm (Nominal).