Elmers X Acto-Basic Knight Soft Case Set. The Compression Basic Knife Set is the essential tool for crafters, artists, designers, and hobbyists alike! This 11x10-1/2x1-1/2 inch package contains three indispensable X-Acto knives, thirteen precision knife blades of varying sizes, one premium nylon soft compression case and one instruction guide booklet for all the handles and knives included. WARNING: X-ACTO blades are extremely sharp! Use with caution. Wear safety goggles. Imported.