UPS / FedEx / DHL 2-Inch (50 mm) Rule
International express carriers require at least 50 mm (2 inches) of cushioning material on all six sides between the item and the inner box walls.
Fragile Shipments · Glass & Ceramics · Instruments · FEFCO 0933 Grid
When an item touches a corrugated wall, shock transmits directly to the product. Visualize exact 30, 50, or 75 mm six-sided cushioning shells or bottle divider cells in 1:1 AR.
Enter your item dimensions and select a carrier protection profile — the X-Ray blueprint and 3D wireframe immediately display the green safe payload core, blue cushioning shell, and red structural losses.
International express carriers require at least 50 mm (2 inches) of cushioning material on all six sides between the item and the inner box walls.
Delicate optical, medical, and electronic instruments require ≥ 75 mm PE foam suspension or double-boxing inside double-wall BC corrugated board.
The 0201-bottles structure accounts for longitudinal and transverse divider thickness and renders an individual green safe cage for every bottle cell.
Tap 'AR 1:1 on Table' on your phone or scan the QR code from your computer screen to place the transparent engineering wireframe directly over your physical product.
Self-locking mailer box with tuck lid · Standard parcel cushioning (Nova Poshta / Ukrposhta) — 15 mm
Safe: 208.4×143.3×42.5 mm · Outer: 259×183×83 mm
Regular slotted carton (RSC) · Fragile / Glass / Ceramics / Electronics (Domestic & EU) — 30 mm
Safe: 273×175.2×132.5 mm · Outer: 346×246×212 mm
Bottle carton with dividers (FEFCO 0201 + 0933 grid) · Snug fit (soft goods or retail-boxed item) — 2 mm
Safe: 261.2×171.2×300 mm · Outer: 276×186×322 mm
Nova Poshta transformer box — 0201 with height score lines at 85/140/200 mm · Standard parcel cushioning (Nova Poshta / Ukrposhta) — 15 mm
Safe: 363.1×265.2×164 mm · Outer: 406×306×212 mm
Nova Poshta box — FEFCO 0201 carton in the carrier's official sizes · International UPS / FedEx / DHL Standard (2-inch rule) — 50 mm
Safe: 306×249.6×225.6 mm · Outer: 433×373×366 mm
Self-locking mailer box with tuck lid · Standard parcel cushioning (Nova Poshta / Ukrposhta) — 15 mm
Safe: 288.4×193.3×27.5 mm · Outer: 339×233×68 mm
Match your item against 18 official Nova Poshta API boxes, Ukrposhta, and InPost Gabaryt A/B/C with 15/30 mm bubble wrap and 1:1 AR fitment preview.
Engineering calculator for 30 / 50 / 75 mm cushioning shells, double-boxing, and FEFCO 0933 12-cell bottle partition grids in 3D and 1:1 AR.
Why won't a 244 mm product fit inside a 250 mm FEFCO 0427 mailer? Exact structural dead-zone analysis across 25 FEFCO/ECMA styles and custom box sizing.
Embed the interactive packgen 3D/AR box fitment studio on your corrugated plant website, packaging store, or 3PL packing station with two lines of code.