The acrylic sign holder is 7 x 11 (W x H). This vertical case is 1/8 inch thick so it protects your notices from damage. The acrylic sign holder has a U bend design and features a top tab for easily securing into grooves. This hanger has a clear cover so all your information is completely visible. The acrylic sign holder is a available in numerous sizes and a horizontal format so you can protect all your slatwall signage in a neat and organized way.