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The velcro didn't exist. People used for example, buttons. -
George de Maestral invented velcro, two strips created by observing a plant. One day he went on a excursion with his dog. In a moment he saw that a tipe of plant was stuck to him. At that moment he had the great idea to create the velcro. -
The velcro is made of: cotton, nylon and polyester. -
For NASA, velcro was very important, because thanks to velcro they could tie their gloves in a more resistant way. -
Pepole use velcro for many thing, for example, in the shoes and in some clothes.