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Stock rigid plastic boxes since the 1950s

The box that fits.
In stock. By the case.

307 sizes of clear polystyrene boxes, every one listed with inside dimensions and how the depth splits between base and lid. Type in what you need to pack and we show you what clears it.

or browse all sizes →

Inches. Fractions or decimals. Inside dimensions.

Technical drawing of model 5HP, 7" x 4-7/8" x 1" inside
Model 5HP 7" x 4-7/8" x 1"Every box drawn true to its dimensions
70+ years, one product
Rigid plastic boxes and nothing else. Same molds, same sizes, year after year, so a box you spec today is a box you can reorder in ten years.
Certified Woman Owned Small Business
WOSB status for government and prime-contractor set-aside purchasing. Ask for our certification with your quote.
A carton or a truckload
Stock ships from inventory. Hot stamping, pad printing, custom colors, foam inserts and custom molds are quoted alongside.

Who buys from us

Government agencies and universities, medical and dental suppliers, pharmaceutical and cosmetics packagers, hardware and fastener distributors, electronics makers who need anti-static or conductive boxes, jewelers, craft and hobby brands, and OEMs who ship parts kits. Single carton or truckload, same service.