Zip top bags keep products organized and in perfect condition during fulfillment. During transit, they protect products from dust and scratches. They're translucent which makes it easy to organize products in fulfillment.
When comparing the material options for compostable plastics, PHA is entirely bio-based, while PLA/PBAT is bio-based with fossil fuel derived additives. Both can be home compostable, but verify credible compostability certificates with your supplier.