Stretch Film vs. Shrink Wrap: Which One Does Your Warehouse Actually Need?

Stretch film and shrink wrap look similar on the roll, and plenty of warehouse teams use the terms interchangeably. They are not the same product, and using the wrong one costs money in damaged loads, wasted film, or equipment you didn’t need to buy. Here’s how the two differ and how to decide which belongs in your Chicagoland warehouse.

What Is Stretch Film?

Stretch film is an elastic plastic film, usually linear low-density polyethylene (LLDPE), that you stretch around a load. The film’s elastic recovery is what holds the load tight: as it tries to return to its original size, it clamps cartons to the pallet. No heat is involved.

Stretch film comes in two main forms:

• Hand film – shorter rolls with extended cores or handles, applied by a person walking the pallet. Right for operations wrapping a few dozen pallets a day or less.
• Machine film – longer, heavier rolls designed for turntable or rotary-arm wrappers. Machines pre-stretch the film up to 250 percent, so you use far less material per pallet.

What Is Shrink Wrap?

Shrink wrap (or shrink film) is typically polyolefin or PVC film that is loose when applied and then shrunk tight with heat from a heat gun or shrink tunnel. As the film shrinks, it conforms to the exact shape of the item underneath.

That heat step is the key difference. Shrink wrap requires heat equipment, but in return it gives you a tight, sealed, often retail-ready package. Think gift baskets, multipacks of bottles or cans, boxed software, frozen pizzas, and printed pieces that need to arrive clean.

When to Use Stretch Film

• Pallet unitizing. Securing cartons to a pallet for truck shipment is stretch film’s home turf. It’s faster and far cheaper per pallet than any heat-based option.
• Mixed or irregular loads. Elastic film conforms to uneven stacks and keeps them from shifting in transit.
• Warehouse moves and storage. Wrapping shelving carts or bundling long items like trim and pipe.
• Loads that need ventilation. Vented stretch film lets produce or hot-filled product breathe while staying secure.

When to Use Shrink Wrap

• Retail presentation. Shrink wrap gives a glossy, tamper-evident finish that stretch film can’t match.
• Bundling multipacks. Two-packs and six-packs headed to store shelves.
• Protection from moisture and dust. A fully sealed shrink bag keeps out the elements – useful for long-term storage and for anything shipped through a Midwest winter.
• Odd-shaped single items. The film conforms to the product, not the other way around.

Cost Considerations

For pallet shipping, stretch film almost always wins on total cost. There’s no heat equipment to buy or power, and machine pre-stretch dramatically lowers film cost per pallet. The most common mistake we see is the opposite problem: buying a heavier-gauge film than the load needs. Many loads wrapped in 80-gauge film ride just as safely in a high-performance 63-gauge film, which cuts film spend roughly 20 percent. If you’re not sure what gauge fits your loads, that’s a five-minute conversation with a supplier who handles both – call us at (847) 630-7502 and we’ll walk through it.

Shrink wrap earns its higher cost when packaging appearance or a sealed barrier directly affects how your product sells or survives. Don’t pay for a shrink tunnel to do a stretch wrapper’s job.

Stocking Both? Buy in Bulk

Most operations end up using both films somewhere in the building. Because film is a consumable you’ll never stop ordering, it’s one of the best candidates for bulk ordering – pallet quantities lock in lower per-roll pricing and keep you from emergency-buying at retail prices when a roll runs out mid-shift. KMS Distributing stocks stretch film, shrink film, and dispensing equipment from brands like Sealed Air and Tape Logic among 20,000+ products in our online catalog, and most in-stock orders placed before noon deliver anywhere in Chicagoland the next business day.

The Quick Rule of Thumb

Securing a pallet? Stretch film. Sealing and presenting a product? Shrink wrap. If your application falls somewhere in between, or you want a second opinion on film gauge and equipment before your next bulk order, we’re happy to help you spec it.

Ready to stock up? Call KMS Distributing at (847) 630-7502, email orders@kmsdistributing.com, or browse 20,000+ products at kmsdistributors.com/Shop – with free Chicagoland delivery on orders over $1,000.