Spellbinders Color Essentials Gems - The Silver Mix Color Essentials Gems are 108 self-adhesive gems on a sheet. Add extra sparkle to your cardmaking and other projects with beautifully curated crystals in four sizes, 2mm, 3mm, 4mm and 5mm. Half the gems are clear and half are silver. Mix and match the gems in colors and sizes for a stunning result! Imported.