Arm Length * all measurements are from the top of the handle down to the bottom of the scoop.
Extra Small: 600 mm
Small: 640 mm
Medium: 680 mm
Large: 720 mm
Extra Large: 760 mm

To find the best size to order, please measure your hand to ground length  and choose the closest arm to your measurement.

A Hand To Ground of 680mm = XSmall DHB Arm.
A Hand To Ground of 720mm = Small DHB Arm
A Hand To Ground of 760mm = Medium DHB Arm
A Hand To Ground of 820mm = Large DHB Arm
A Hand To Ground of 880mm = XL DHB Arm