are all carhart pants like these waterproof? do they get heavy n itchy when they get wet?

Tech Specs:

Material:

100% cotton canvas 

Rise:

standard 

Waist:

belt loops 

Fly:

zipper 

Pockets:

2 front, 1 coin, 2 back, 2 utility, hammer loop 

Gusseted Crotch:

no 

Recommended Use:

work, casual 

Manufacturer Warranty:

lifetime