What is the weight of this boot in ounces?

Tech Specs:

Material:

Leather, Tech Lite 

Insulation:

200g Thermolite 

Sole:

Rubber 

Lacing:

None 

Recommended Use:

Winter hikes, cold-weather commutes, shoveling (down to -25F) 

Manufacturer Warranty:

Lifetime 

Country of Origin:

China