Just a heads up, empty egg cartons work great for box padding/filler. I don't recommend using full egg cartons though. : r/Flipping
Egg Carton Organizing Trick | The Kitchn
20pcs Cardboard Egg Cartons Blank Paper Pulp Egg Cartons One Dozen Egg Cartons Container Empty Egg | Fruugo FR
Empty egg carton : 5 906 images, photos de stock, objets 3D et images vectorielles | Shutterstock
Amazon.com: Blank Natural Pulp Egg Cartons Holds Up to Twelve Eggs - 1 Dozen and Biodegradable Pulp Fiber Egg Flats for Storing up to 30 Large or Small Eggs (15 Pieces) Each