- Expertly Crafted Material for Optimal Performance: our rock slates sublimation blanks are crafted from sturdy stone material, providing a solid and smooth surface that is resistant to deformation and breakage. They can withstand high temperatures and pressure during the sublimation process, ensuring seamless design transfer and long-lasting results. Unique and Personalized Gifts: these sublimation photo slates offer a creative and meaningful way to give gifts, allowing you to customize them with photos, quotes, or messages for a truly special present. Perfect for birthdays, anniversaries, or any special occasion.