Legal Size Paper simply means that it is the standard size paper in the U.S and used for legal documents. For the record, it is not illegal to own copy paper of other sheet sizes. Legal Paper Size and Legal Size Cardstock are 8 1/2 x 14 (8.5 x 14).
8.5 x 14 Legal Size Paper is available in: Milkweed Recycled 28lb, Brown Kraft Paper Bag Recycled, Strathmore Bright White Wove, Strathmore Natural White Wove, Red Brite Hue, Blue Brite Hue, Yellow Brite Hue, Ultra Lime Brite Hue, Orange Brite Hue, Green Brite Hue, Stardream Gold Metallic, Stardream Silver Metallic, Stardream Crystal Metallic. Use legal paper and legal size cardstock for any project!