With over 54 years of experience, Alvin is one of the primary sources for drafting supplies and drawing equipment in the country. Together with this core group of products, we continue to meet the needs our customers with our expanding range of fine art, hobby and craft supplies, our large selection of drawing room furniture, and our wide assortment of exclusively-designed products. ColorBox inks are ideal for all papercraft projects especially where direct-to-paper embossing and resist techniques are used. Theyre unsurpassed for stamping or color blending on absorbent papers where sharp detail and archival quality are desired. ColorBox classic pigment inks require heat setting or embossing on coated glossy or non-absorbent papers. Acid-free.