Find it on Zappos.com: https://www.zappos.com/product/9540627

Helly Hansen Size Chart
Helly Hansen Arctic Patrol Boot.
Leather and textile upper.
Textile lining and insole.
Man-made outsole.
Imported.
Weight of footwear is based on a single item, not a pair.
Measurements:

Circumference: 33 in
Shaft: 11 1⁄2 in

Product measurements were taken using size 10, width D - Medium. Please note that measurements may vary by size.
Weight of footwear is based on a single item, not a pair.