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. Color Panel Wall Clips create a convenient and effective message center by arranging several clips in one location. Each clip holds up to 40 sheets of notes messages memos and more. Metallic colors include blue gray green and purple. Satisfaction Ensured. Design is stylish and innovative. Functionality that is unbeatable.