These round or rectangular foam inserts from LA Container are the perfect packaging solution to keep the contents of your container safe. These foam inserts fit perfectly inside our Lacons® hinged lid plastic containers and our square Flex-A-Top® Hinged-Lid Plastic Boxes. These foam inserts protect your products against vibration, shock, abrasion, thermal and other types of damage during shipping, transportation or storage. Foam inserts inside a sturdy plastic USA made container help protect your plant seeds, fragile machine parts or even fishing flies from getting damaged. Foam Inserts are available in the soft grey polyurethane option in round or square and the hard white polyethylene foam option in the round shape only.