uxcell 50cm Measure Range Inch Metric Plastic Straight Measuring Ruler Clear Weight: 70g; Product Name: Plastic Ruler System of Measurement: Both Metric and Inches; Package Content: 1 x Plastic Ruler Scale: 0-50cm/0-20"; Material: Plastic Dimension: 51 x 3.5 x 0.3cm/20" x 1.4" x 0.12"(L*W*T) Main Color: Clear, Black, Red