Semikolon Signature Color Aluminum Ruler, Grey Semikolon unbreakable brushed aluminum ruler with colorful rubberized paint accent stripe Ruler measures 12-1/2 x 1-1/4 x 1/8 inches or approximately 31 centimeters Includes both English and metric measurements Rulers are available in 12 Semikolon signature colors; yellow, marine blue, red, pink, black, turquoise, brown, ciel sky blue, orange, lime, plum and grey Designed to coordinate with Semikolon's classic collections of home and office accessories available on Amazon