What Is a Box Dieline? A Beginner's Guide for Packaging Buyers
A dieline is the flat blueprint your box is made from — cut lines, creases, glue flaps and bleed. Who makes it, what to check, and three mistakes to avoid.
Packaging guides
Practical packaging knowledge from the CrateBee team - artwork preparation, material selection, finishing processes, and design checklists for small brands.
A dieline is the flat blueprint your box is made from — cut lines, creases, glue flaps and bleed. Who makes it, what to check, and three mistakes to avoid.
CMYK builds color from four inks, Pantone is one pre-matched spot ink. Where each system wins on quality, consistency and cost for custom packaging.
Embossing raises your logo above the surface, debossing presses it in. How each effect is made, when to use which, and what they cost. A two-minute guide.
E, B, C, F and BC flute profiles change how a corrugated box stacks, cushions and prints. A plain-English guide to picking the right flute for your product.
Plain black (K only) and rich black (CMYK mix) behave very differently in print. Learn when to use each on your custom boxes - and the common mistakes to avoid.
GSM, points and basis weight measure the same paper three different ways. A plain-English guide with quick conversions for common packaging boards.
SBS paperboard is the default choice for premium printed boxes. What it is, how it compares with kraft and coated duplex, and when to use it.
The artwork checklist printers wish every buyer knew: file formats, 300 DPI images, 3 mm bleed, CMYK vs Pantone and outlined fonts - so your first order prints right.
Inside vs outside dimensions, the L x W x D convention and how to measure for a perfect-fitting custom box. A two-minute guide for packaging buyers.
Recommended products
Packaging products featured in our guides - cartons, pouches, labels and gift boxes, all made to order.
Premium folding cartons for serums, creams, and makeup, printed in full color on SBS paperboard with foil stamping, spot UV and soft-touch lamination options for indie beauty brands.
Food-grade folding cartons for teas, supplements and baked goods, printed with food-safe inks and optional window patches for retail shelves.
Classic straight tuck end cartons for retail products, easy to assemble by hand and printed in full color inside and out on SBS board.