Infant Head Measurement Tapes Features Double-Sided Case Material Not Applicable Tape Measure Type Infant Head Tape Measure Graduation Marks - Front 1 mm 1/8 in Blade Length 23 in Blade Type Double-Sided Case Type No Case System of Measurement Metric/SAE/Diameter Tip Style Not Applicable Blade Material PTFE Graduation Units Centimeters Inches Millimeters Blade Color White Case Color Not Applicable Case Depth Not Applicable Case Height Not Applicable Case Length Not Applicable