Cycling is a green activity but finding sustainable, ethical cycling gear is hard | Guardian sustainable business | The Guardian
Cardboard helmet passes safety tests - BikeRadar
Folding paper bike helmet wins international James Dyson design award
Foldable Cardboard Bike Helmet Fits In Your Desk Drawer | Digital Trends
Paper bike helmet wins Dyson award - BBC News
Bicycle helmet made from recycled cardboard stronger than plastic helmets (w/video)
Kranium - effective cardboard bike helmet - anirudha surabhi | Bicycle helmet, Bicycle, Helmet
Foldable Bike Helmet Offers Recyclable Protection | Live Science
Foldable paper cycling helmet wins James Dyson Award
Cardboard bike helmet could revolutionize head safety
Helmet Inspired by Woodpecker May Revolutionize Bike Safety | The Weather Channel - Articles from The Weather Channel | weather.com
The Bike Helmet – Jasmin Rubinovitz
Anirudha Surabhi's cardboard bicycle helmet - Core77
Surprisingly Safe Cardboard Bike Helmet Gets Solid Backing | WIRED
The paper bike helmet you pop in your pocket: Honeycomb design that could be bought for just £5 wins its inventor a major engineering award | Daily Mail Online
RCA Students Design a Recycled Paper Bike Helmet Strong Enough to Save Your Life
Bike helmet of the future? | News | The City of Portland, Oregon
Abus Kranium AKS 1 cardboard helmet - Just in - BikeRadar
Bike Helmet Prototype
Cardboard bike helmet could revolutionize head safety
Is a paper cycle helmet really a good idea? | Cycling | The Guardian
Corrugated Cardboard Bike Helmet Is Surprisingly Sturdy, Safe | Gadgets, Science & Technology
Cardboard Bike Helmet Better than Plastic | WIRED
