You've seen the three chasing arrows thousands of times — on cans, bottles, cereal boxes, takeout containers. It's one of the most recognized symbols in the world. But where did it come from, and does it actually mean what most of us think it means? The story is more surprising, and more complicated, than you'd expect.
One student, one weekend, one iconic design
The recycling symbol was born in 1970, the same year as the first Earth Day. The environmental movement was gathering steam, and the Container Corporation of America — then the country's largest maker of recycled paperboard — wanted a symbol to mark its products and promote the idea of recycling.
So the company sponsored a design contest for high school and college students. More than 500 entries came in. The winner was Gary Anderson, a 23-year-old architecture student at the University of Southern California, who spotted the contest on a flyer and put his design together in a day or two.
Anderson drew inspiration from the Möbius strip — a looping band with only one side and one edge, made famous by the artist M.C. Escher. His three folded arrows chasing each other in a triangle captured the whole idea of recycling in a single image: materials collected, reprocessed, and used again, around and around. He won a $2,500 scholarship for it.
The Container Corporation chose not to trademark the design and placed it in the public domain. That decision is a big reason the symbol spread so quickly and so widely — anyone could use it, for free, anywhere.
When the meaning got murky
For a while, the symbol did roughly what it was meant to do: signal recycled or recyclable paper products. But once it was free for anyone to stamp on anything, its meaning started to blur.
The bigger shift came in 1988. The Society of the Plastics Industry (now the Plastics Industry Association) borrowed the same chasing-arrows look to create a new system for plastics: the Resin Identification Code. You know it as the little number, 1 through 7, inside a triangle of arrows on the bottom of plastic containers. Each number stands for a different type of plastic:
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PET (water and soda bottles)
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HDPE (milk jugs, detergent bottles)
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PVC (pipes, some packaging)
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LDPE (plastic bags, squeeze bottles)
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PP (yogurt tubs, bottle caps)
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PS (foam cups, plastic cutlery)
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Other (everything else)
Here's the catch: this code was designed to help sorting facilities identify plastics — not to tell shoppers what's recyclable. But because it looked almost exactly like the recycling symbol, most people naturally assumed any item carrying it could be recycled.
The symbol that promises more than it delivers
That confusion turned out to be convenient for the plastics industry.
Recycling rules are set locally, so the numbers a program accepts vary from town to town. And in practice, only a couple of plastics are reliably recycled at all. A 2020 Greenpeace survey of U.S. recycling facilities found that only PET (#1) and HDPE (#2) bottles and jugs were widely recyclable — much of the rest head to a landfill or incinerator regardless of the symbol on it.
Reporting by NPR and PBS later showed the plastics industry pushed to put the recycling symbol on plastics even when there was no realistic way to recycle them. A former head of the plastics industry group put the logic bluntly: if people believe recycling is working, they worry less about plastic in the first place.
The result is what many of us do without thinking — sometimes called "wishcycling." We see the arrows, feel good, and toss the item in the blue bin, hoping for the best. Surveys have found that most Americans think any plastic with a recycling symbol can be recycled, and that roughly one in four items placed in recycling bins doesn't belong there.
The tide may be turning
The good news is that awareness is growing. In 2021, California passed a law (Senate Bill 343) restricting the chasing-arrows symbol to products that genuinely meet the state's recyclability standards — the first U.S. state to do so. It's a sign that the symbol may eventually mean what people have always assumed it meant.
The rules phase in over time, giving companies time to bring their labels in line. It's a sign that the symbol may eventually mean what people have always assumed it meant.
Until the rules catch up, the best thing you can do is get to know your own local program: learn which numbers your community actually accepts. Better yet, choose products designed to be closed loop in the first place — like a Nada toothbrush, where the brush heads go back through a takeback program and the aluminum handle designed to last a lifetime. That's a system built to keep materials in use, not just a symbol hoping they'll get there. Because a recycling symbol is only as good as the system behind it.
Thanks for reading,
Simon
– Nada Founder
