
Cardboard Shipping Boxes
Cardboard shipping boxes built from single-wall B or C-flute corrugated with self-locking flaps to protect ecommerce orders through courier and postal networks.
Product Overview
Cardboard shipping boxes from Packlic are made for the realities of courier and postal handling. We construct them from single-wall B or C-flute corrugated with a regular slotted or self-lock crash-bottom design, so they assemble fast and hold their shape through sorting belts and delivery vans. Ecommerce sellers, subscription brands and fulfilment teams across the USA and UK rely on them to move products safely while carrying branded print. Choose plain kraft for a clean recycled look or full-colour CMYK to turn every parcel into a marketing touchpoint. Tape-seal or peel-and-seal strips speed up packing lines, and a free 3D mockup confirms fit before production, with MOQs from 100 units.
- Single-wall B or C-flute
- Self-lock crash-bottom base
- Courier and post ready
- Optional peel-and-seal strip
Choosing the substrate is the first decision on any project, and we keep six on hand: Kraft Board, Corrugated Board, Coated Art Board (C1S), Rigid Greyboard, Solid Bleached Sulfate (SBS), and Metallic Board. From compostable kraft for artisan and eco brands, to solid greyboard for luxury rigid boxes, to vivid SBS for cosmetics, pharma, and premium retail, there is a grade for every use. Ordering economical corrugated mailers or a magnetic-closure rigid box with real weight to it? Both start from the same pool of FSC-certified materials, selected to look sharp on shelf, ship safely, and land well at unboxing.
Finishing is where a box makes its impression, and we bring every technique to the table: soft-touch matte lamination, high-gloss lamination, silk lamination, spot UV coating, gold and silver foil stamping, embossing, debossing, and aqueous coating. Use spot UV for a gloss-on-matte contrast that pulls focus to your logo, or soft-touch lamination to wrap a rigid box in a velvety feel that reads as premium before it is opened. Foil stamping on SBS or coated art paper supplies the crisp metallic detail cosmetic, fragrance, and gifting brands rely on to support premium pricing and earn unboxing moments worth sharing.
Weight is the quiet detail that decides how a box feels and how it travels, so we carry every option from lightweight 8pt to heavyweight 28pt, graded on the point system shared by US and UK suppliers. Lightweight 8pt–12pt fits folding cartons and high-volume retail boxes neatly. The 14pt–18pt mid-range is the workhorse of product packaging, protective where it counts, still economical to ship. Heavyweight 20pt–28pt gives the rigid, substantial feel that luxury gift boxes, rigid set-up boxes, and premium cosmetic packaging demand, where the heft of the box signals quality before it is even opened.
Cardboard Shipping Boxes That Survive the Journey
Cardboard shipping boxes have one core job, which is to deliver goods intact at the lowest sensible cost. Getting there means matching flute grade, box style and closure to your product weight and the carriers you use, and that is exactly where a made-to-order approach beats generic stock cartons. A box tuned to your product resists damage, keeps parcels in a cheaper weight band and, because it carries your branding, quietly markets you every time it lands on a doorstep. The same box also has to work for your team, opening flat, storing tidily and squaring up quickly on a busy despatch bench, so we consider the packer as much as the parcel when we design it.
Corrugated Construction
Most parcels ship best on single-wall corrugated, where a fluted medium is sandwiched between two liners to create a stiff, shock-absorbing wall. B-flute gives a thinner profile with good crush resistance for smaller items and neat retail-style shippers, while C-flute offers taller flutes and more cushioning for bulkier goods. For heavier or stacked loads we can specify a higher ECT rating, which measures how much stacking force the box walls resist, so cartons hold up under compression in transit and in your warehouse before despatch.
- B-flute for slim, crush-resistant parcels
- C-flute for extra cushioning
- Higher ECT for stacked freight
Sizing to Cut Dimensional Weight
Carriers bill on dimensional weight, so an oversized box costs you twice, once in wasted material and again in freight. We size boxes to your product plus a small protective clearance, which trims void fill and keeps parcels in a lower rate band with couriers and postal services alike. Right-sizing also reduces movement inside the box, one of the main causes of transit damage, and makes for a tidier, more professional unboxing that reflects well on your brand. Where a range of items ship together, we can design a small family of sizes rather than forcing everything into one box.
Self-Lock and Fast Assembly
Regular slotted cartons suit taped seals and stack efficiently flat, while self-lock crash-bottom bases snap together without tape for faster hand-packing on busy despatch benches. Peel-and-seal strips let staff close a parcel in one motion, and a second tear-tape return strip gives customers an easy, tidy way to send items back. Small choices like these shave seconds off every pack, which adds up quickly across a high-volume ecommerce operation.
Branded Printing
A shipping box is a travelling billboard seen by everyone from the courier to the recipient and their neighbours. Print flexo line work in one or two colours for a cost-effective branded look, or litho-laminate a printed sheet to the corrugated for full-colour photographic artwork. Inside prints, thank-you messaging, discount codes and QR codes give customers a memorable unboxing and a reason to reorder, all without adding fragile or costly components to the pack. For brands shipping across the USA, UK and Europe, we can also print multilingual care instructions, returns guidance and regulatory marks directly on the board, keeping essential information with the parcel wherever it travels.
- Flexo one or two colour print
- Litho lamination for full colour
- Inside print and QR options
Protection and Returns
Sturdy cardboard boxes for shipping reduce damage claims, but they also shape the returns journey that customers increasingly judge you on. Double peel-and-seal mailers let a customer reseal and send back with no extra packaging, which retailers now expect as standard. Recyclable single-material corrugated keeps the whole parcel kerbside recyclable, and pairing the box with the right protective insert, whether corrugated pads or moulded pulp, means fragile items arrive whole and your replacement costs stay down.
Ordering and Wholesale
Tell us your product dimensions, typical weight and the carrier you use, and we recommend the flute, ECT and closure that balance protection with cost. You receive a clear quote and a free 3D mockup before anything is printed, so there are no surprises when the first pallet arrives. We can also supply coordinated box sizes for a product range, sharing artwork and board specification, so your despatch operation stays simple while every item still ships in a box that suits it.
Buy cardboard shipping boxes at wholesale prices with an MOQ from 100 units, quick turnaround and flat delivery that keeps your inbound freight low and your despatch bench moving.
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