Backpacks are bags that possess two shoulder straps which allow the wearer to carry the bag on their back. Backpacks are often associated as a student's must have school accessory for carrying books, etc from class to class.
About Nylon:
Nylon is a synthetic fiber used for many different applications. It is strong, elastic, quick-drying, and resistant to abrasion which makes Nylon especially useful in the manufacturing of footwear and luggage.
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