Skip to content

Products · accessories

The small parts that save the bigger box.

A liner, a cap and corner boards can add working trips to a used gaylord and let you buy a lower grade in the first place. This is the least glamorous page on the site and one of the most useful to read.
Liner range
Roughly 2 – 6 mil poly
Sold as
Typically case quantities
Availability
Through partner suppliers

Ask about accessories

Tell us the box size and what goes in it. Liner gauge and cap style follow from those two answers.

A working business address a partner supplier can reply to

10-digit US or Canadian number

Two-letter code or full name

US ZIP or Canadian postal code

Whole number — units, pallets or truckloads

Free, no-obligation quote request. A partner supplier follows up using the details you give here.

Answer first

Three accessories do most of the work.

A liner separates your product from the board, which protects the product from a used interior and protects the board from your product. A cap protects the top edge, which is where much forklift and weather damage begins. Corner board under banding stops the strap from cutting into the vertical edges, which is where stacking strength lives.

Together they cost little per box and can turn a container that would have made one more trip into one that makes several. A useful test for any accessory: does it extend the life of the container, or is it decoration?

Range

What is commonly available.

Liners, lids and accessories
ItemOptionsTypical useUsually sold as
Poly gaylord liner2, 3, 4, 5, 6 mil, clear or blackGeneral product isolation and dust controlCases
Foil / metallised linerMoisture and light barrier, sealableMoisture-sensitive powders and resinCases
Telescoping capSeveral-inch skirt, double or triple wallOutdoor yard moves, rain, top-edge protectionBundles
Flat lid / traySingle sheet or tray styleIndoor stacking and dust coverBundles
Corner board36″ – 48″ lengthsUnder banding, protects vertical edge strengthBundles
Poly / steel bandingPoly and steelFlattening, unitising, load securityCoils
Dunnage bagsSeveral levels and sizesVoid fill and load stabilisation in trailersCases
Box clips & tabsSteel spring clips, plastic tabsHolding flaps and sleeves without full re-tapingBoxes
Reinforced gummed tapeWater activatedSeam reinforcement and patchingRolls
Liner sizing follows box internal dimensions plus a fill allowance. Give the supplier the box size and ask them to confirm the liner dimensions.

Questions

Accessories, answered.

What thickness liner do I need?
Thin film, around 2 mil, suits dry, non-abrasive product and dust control. Three to four mil is a common general-purpose choice, including for resin. Five to six mil suits abrasive or heavy product, or where the liner must survive filling and discharge without tearing. Foil or metallised liners are an option where a moisture or light barrier matters. Ask the supplier what they carry.
Does a liner let me use a lower grade box?
Often, yes. A liner isolates the product from a scuffed or previously labelled interior, which means a lower cosmetic grade can do work that would otherwise have needed a cleaner one. The liner usually costs much less than the grade difference.
What is the difference between a telescoping cap and a flat lid?
A telescoping cap slides over the outside of the box body by several inches and resists rain, dust and forklift damage to the top edge. A flat lid simply sits inside or on top, is cheaper, and is fine indoors. If boxes cross a yard between buildings, caps are the safer choice.
Can I buy accessories without boxes?
Often, in case quantities. Many buyers source their containers from one place and liners and caps from another. Ask partner suppliers about odd sizes that fit older or non-standard boxes.

Specifying a liner

Six inputs, and the order they matter in.

Have these ready when you ask a supplier about a liner. A supplier will usually ask for them anyway, because a liner dimension alone is often the part that is wrong.

  1. 01

    What the material does to film

    Abrasion decides gauge, not product value. Fine regrind can tear a thin liner on discharge and leave polyethylene fragments in the material, a far more expensive problem than the liner.

  2. 02

    How it is filled

    Gravity fill from height is gentle; auger and pneumatic fill are not. A fill head that contacts the liner needs a step up in gauge regardless of the product.

  3. 03

    How it is discharged

    Tipping stresses the whole liner at once. Bottom-spout discharge stresses one point. Vacuum barely stresses it at all. Each implies a different gauge.

  4. 04

    The journey

    Warm product on a cold trailer floor can put the dew point inside the container. A sealed liner can help; a vented liner is for the opposite problem, where product needs to equilibrate.

  5. 05

    The barrier requirement

    Dust control, moisture barrier or light barrier are different films. If your product has a regulated or food-contact requirement, check your own QA requirements and current regulations; the site does not offer specialised compliance.

  6. 06

    The box's inside dimensions

    Plus fill allowance, plus gussets so the corners are reachable. Getting it wrong wastes corner volume at every fill.

The full range

Everything else that goes on, in or around a bulk box.

None of this is glamorous. Collectively it can be the difference between a container that makes one more trip and one that makes several.

Accessories and what they solve
ItemSolvesTypical specUsually sold as
Poly linerContact, contamination, dust2 – 6 mil, gussetedCases
Foil / metallised linerMoisture and light ingressSealable, heat-crimpCases
Vented linerCondensation on warm productPerforatedCases
Telescoping capTop-edge damage, rain, dustSeveral-inch skirtBundles
Flat lid / trayDust and stacking indoorsSingle sheet or trayBundles
Corner boardStrap cutting into vertical edgesVarious thicknessesBundles
Edge runnerBanding across a top edgeCut to lengthBundles
Poly bandingUnitising, flattening½ in and ⅝ in commonCoils
Steel bandingHeavy or sharp loadsVariousCoils
Dunnage bagVoid fill, load shiftingSeveral levelsCases
Box clipsHolding flaps without re-tapingSteel springBoxes
Reinforced gummed tapeSeam patchingWater activatedRolls
Slip sheetMoisture from slabs, deck sagKraft or plasticBundles
Labels and placardsLot marking, handling symbolsVariousRolls
For odd or legacy box sizes, send a photograph with a tape in frame and ask suppliers what they can match.

Small parts, real effect

What each accessory is worth.

General guidance on why accessories often pay for themselves.

Liner, 3–4 mil
Lets you buy a lower grade and can add trips. Usually the best return of any accessory.
Telescoping cap
Protects the top edge, where most weather and forklift damage begins. Matters outdoors, much less indoors.
Corner board
Prevents banding cutting the vertical edges, the edges that carry the whole stack. Inexpensive against the box.
Slip sheet
Helps stop moisture wicking off concrete and deck-board sag in one item. Cheap and often ignored.
Box clips
Re-close flaps without tape, so the box can be opened and closed repeatedly.
Dunnage bags
Stop loads walking in transit and prevent shifted-load damage.

Add the liner. Drop a grade.

Send your box size and product and a partner supplier follows up with accessories that let you buy cheaper stock without compromising the job.

Get a quote