Grumbacher Vine Charcoal
Grumbacher Vine Charcoal is created by burning hand-selected vines at high temperatures to produce a beautiful range of velvety grays, from dark, soft charcoal to light, hard charcoal.
Grumbacher Vine Charcoal is available in four grades: Hard, Medium, Soft, and Extra Soft.
**Medium, Sq...
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Products bearing the AP seal of the Art & Creative Materials Institute, Inc. (ACMI) are certified non-toxic. A product can be certified non-toxic only if it contains no materials in sufficient quantities to be toxic or injurious to humans, or to cause acute or chronic health problems.
Products bearing the AP seal of the Art & Creative Materials Institute, Inc. (ACMI) are certified non-toxic. A product can be certified non-toxic only if it contains no materials in sufficient quantities to be toxic or injurious to humans, or to cause acute or chronic health problems.
