What is “triple screened bedding”?

[QuailMan6666]

At my local feed store they sell “poultry bedding” and “triple screened bedding”. What is the difference?

 

[wrathsfarm]

I believe the "triple screened" means reduced dust.

 

[wrathsfarm]

At my local feed store they sell “poultry bedding” and “triple screened bedding”. What is the difference?

What's the store/brand of bedding?

Edit... Google showed this.