Each one of Revy’s handmade wallets has a slightly different texture, as they’re made from recycled inner tubes. The rubber used in their construction is gathered from discarded tires which are found littering the roadsides of El Salvador. The flexible black wallets offer six card slots, and a poly-lined compartment for cash.
Everyday car tires are made mostly by machine, but the high-end tires used for racing are made by hand. In this clip from Street FX Motorsport TV, they take us inside Michelin Motorsport’s HQ in France for a look at the tire-making process, building up layer by layer of rubber, textiles, steel, and adhesive on spinning drums.
Ever wonder how they make basketballs or other bouncy rubber balls? It’s not as simple as just blowing up a rubber balloon. Science Channel’s How It’s Made visited a ball factory to walk us through the fascinating process, which includes making an inflatable bladder, then wrapping it in nylon thread and a segmented rubber skin.