Backpacks which are said to invented by Dick Kelty in 1952 are commonly used by hikers for outdoors and kids for school to carry medium t...

Backpacks which are said to invented by Dick Kelty in 1952 are commonly used by hikers for outdoors and kids for school to carry medium t...
Although I had been busy quite lately with the summer holiday and guests, there are some opportunity that I don't like to miss like th...