These boxes meet ECT 32 (32 lbs. per inch), which is comparable to a 200-lb. burst strength.

With two walls for more support, these are the strongest cardboard boxes. They meet ECT 51 (51 lbs. per inch), which is comparable to a 275-lb. burst strength.

Consolidate multiple boxes and materials in one place for easy storing, shipping, or disposal.

Fold along the built-in incremental creases to customize the height.

Contain small parts and samples.

To safely ship hazardous liquids and solids, these kits have every packaging layer you need.