These long-lasting BIC ReVolution fine permanent markers have sleek gray barrels made in part of recycled plastic. The paperboard used in this packaging is made up of entirely recycled materials. The bold ink is perfect for any and all projects. It's fine, precision bullet nib is great for creating vivid marks on glass, metal, photos, plastic and much more. Even better, these markers won't dry out for two weeks if they're left uncapped. Get quality permanent markers you can trust.