Sturdy Cardboard Dividers (50/Unit) – 10.5” Cardboard

Magnetic Closure Boxes, Boxes with Magnetic Lid

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Duck® Heavy-Duty Boxes, Regular Slotted Container (RSC), 18 x 18

Flystuff: Misc. Lab Essentials

Index Dividers - Buy Online at Best Prices

Custom Paper Wine/Fruit/Vegetables/Clothes/Shoes/Socks/Toys/Book

Compared to chipboard, the cardboard inserts are pretty lightweight so they don't make your package too heavy.

50 Packs 8x10 inch Cardboard Sheets, Durable Corrugated Cardboard Divider Inserts Package Pads Flat for Shipping, Mailing, DIY Décor and Crafts.

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WypAll L10 Towels POP-UP Box, 1-Ply, 12 x 10.25, White, 125/Box

Shoe Storage Boxes

Fellowes 00302 Bankers Box® STOR/DRAWER® STEEL PLUS™ Extra Space

Lowest Prices on Cardboard Boxes, Corrugated Mailers & More

Flystuff: Misc. Lab Essentials