Using less material is the change that counts most and gets talked about least. Right-sizing, single-material packs and recyclable alternatives, specified honestly.
Sustainable packaging means reducing the environmental cost of a pack, and the order of priority matters: use less material first, then make the pack a single recyclable material, then substitute materials where a genuine alternative exists. WSUK specifies recyclable corrugated, paper void fill, paper tape, moulded pulp fitments, plastic-free mailers and right-sized formats for UK businesses. Right-sizing is usually the biggest single improvement because it cuts material, transport volume and waste at once. We will also tell you where a substitution would not actually be better - a recyclable material that fails and causes a replacement despatch is worse, not better.
Substituting a material is visible. Using less of it is effective. Done in the right order you usually get both.
A pack built to the product rather than around it uses less board, less fill and less transport volume - and reduces what the customer has to dispose of.
A corrugated pack with paper tape and paper fill goes into the kerbside stream whole. Mixed-material packs need separating, and frequently do not get separated.
Plastic-free mailers, paper cushioning and pulp alternatives where they perform. And a straight answer where they do not.
Not always - but right-sizing reduces material, carriage and waste simultaneously, which is rare.
Reduce, simplify, substitute, verify.
Right-size the pack and remove components. This is where the largest reduction almost always sits, and it costs less rather than more.
Move towards a pack that is one recyclable material end to end, so no separation is required for it to be recycled.
Swap to paper, pulp and plastic-free alternatives where they perform in your actual journey - tested, not assumed.
Confirm what the finished pack genuinely is, so what you print on it and say about it is defensible.
Specified from the Midlands Golden Triangle for businesses across the UK - with straight answers about what a material will and will not do.
Sustainable packaging is packaging with a lower environmental cost, and the reason it so often disappoints is that businesses start at the wrong end of the problem. The instinct is to substitute a material - swap plastic for paper - because that is the change that is visible to a customer and easy to put in a marketing line. The bigger reduction is almost always in using less material at all, and it is invisible. A pack right-sized to the product uses less board, needs a fraction of the void fill, occupies less space on the vehicle and leaves the customer with less to dispose of. That single change reduces material, transport and waste at the same time, which almost nothing else does, and it usually reduces cost as well. So the order is: use less, then simplify, then substitute. Simplifying means getting the pack down to one recyclable material end to end. This matters more than it appears, because recyclability in theory and recycling in practice are different things. A corrugated carton sealed with plastic tape and filled with plastic cushioning is technically recyclable if the customer separates three materials - and most customers will not. The same carton with paper tape and paper fill goes into the kerbside stream whole, with no decisions required. Substitution comes third, and it has to be tested rather than assumed, because a material that fails in transit produces a damaged product, a return journey and a replacement despatch, which is far worse environmentally than the plastic it replaced. We will tell you when that is the likely outcome. The same honesty applies to claims. Packaging claims are scrutinised, and the gap between what a material could be and what it demonstrably is has become a reputational risk. We would rather tell you that a pack is widely-recycled corrugated with a paper tape than help you describe it as something it is not. Right-sizing is also the overlap with cost reduction, which is why this conversation usually belongs with a packaging review; for the fitted formats that make right-sizing possible see bespoke packaging and bespoke carton manufacture.
Specification first, then a quote against it.
Right-size the pack and remove components. This is where the largest reduction almost always sits, and it costs less rather than more.
Move towards a pack that is one recyclable material end to end, so no separation is required for it to be recycled.
Swap to paper, pulp and plastic-free alternatives where they perform in your actual journey - tested, not assumed.
Confirm what the finished pack genuinely is, so what you print on it and say about it is defensible.
Everything you need to know about sustainable packaging at WSUK, answered plainly.
Almost always right-sizing. A pack built to the product uses less material, takes less transport volume and leaves the customer with less to dispose of - and it usually costs less too. Material substitution is more visible but generally a smaller effect.
No, and anyone who says it always is has not tested it. Paper is better in many applications and worse in some - if a substitution increases damage, the replacement despatch outweighs the material saving. We test rather than assume.
In practice it means: can the person receiving it put it in their kerbside collection without separating anything. A carton with plastic tape and plastic fill is only recyclable if three materials are separated, and most people will not do that. A single-material pack is recycled; a technically-recyclable mixed pack frequently is not.
Yes - paper mailers, paper void fill and cushioning, paper tape, moulded pulp fitments and recyclable corrugated. We will tell you where a plastic-free option performs and where it does not.
Some substitutions do. Right-sizing generally costs less, because it removes material and volumetric carriage at the same time. The honest answer is that it depends which change you make, which is why the review comes first.
We will tell you what the finished pack genuinely is and is not, so what you print on it and publish about it is defensible. We will not help describe a pack as something it is not.
Not if it is done by fitting rather than by thinning. Removing void and holding the product still typically reduces damage. Removing protection without replacing the function increases it, and that distinction is the whole job.
Worth reviewing alongside the pack itself - over-ordering, too many near-identical sizes and material that goes straight in the bin at the receiving end all show up in a packaging review.
For closed loops, yes - returnable cases with cut foam inserts work well for service exchange, demonstration stock and repair cycles. See foam packaging.
| What you get | WSUK | Typical packaging supplier |
|---|---|---|
| Material reduction addressed before substitution | Yes | Rarely |
| Single-material packs that are recycled in practice | Yes | Rarely |
| Paper, pulp and plastic-free options supplied | Yes | Rarely |
| Substitutions tested against your real journey | Yes | Rarely |
| Told plainly when a swap would increase damage | Yes | Rarely |
| Help making claims that are defensible | Yes | Rarely |
Sustainable Packaging is supplied to businesses across the UK from the Midlands Golden Triangle. Pick a location for how supply works locally, or see the full list on the packaging services hub.
Tell us what you use now and we will tell you where the genuine reductions are - and which swaps are not worth making.