The Sky Ruler scaling tool is a convenient, snap together 5 Ft x 1 Ft scaling constraint. 5 precise - 1 Ft sq tiles, alternating orange and black are very easy to locate for scaling. Collapsed, Sky Ruler comes in a 12" x 12" x 3" rugged carry bag. SKY RULER ASSEMBLY INSTRUCTIONSFeatures5 Ft x 1 Ft orange and black Scaling Constraint Contrasting colors are easy to locate5 precise 1 Ft Square quick snap interlocking tilesMade of extremely durable hard thermoplastic polymer UV stabilized for vibrant color life Snaps together in under 60 seconds Dismantle in under 30 seconds Convenient carry bag included 12" x 12" x 3"Weight: 4 lbs Cleans with mild soap and water Made in USA |