nike backpack laptop bag school bag travel bag Amazon.com | Black Medium - School, Sports, or Casual Use - Black, Polyester, 21L, 3 Compartments, Water Resistant, Unisex, One Size Fits Most can be worn as Backpacks & Bags | shop_by=International Shipping Eligible Variant:cream, orange

nike backpack laptop bag school bag travel bag Amazon.com | Black Medium - School, Sports, or Casual Use - Black, Polyester, 21L, 3 Compartments, Water Resistant, Unisex, One Size Fits Most can be worn as Backpacks & Bags | shop_by=International Shipping Eligible Variant:cream, orange

Backpacks & Bags | Discover Sustainable Outdoor Gear for Every Adventure | Fjällräven New Zealand

It features an adjustable strap and a zip-top closure, with two additional exterior pockets and a phone pocket.

shop_by=International Shipping Eligible

Variant:cream, orange

Most of the best backpacks for day hiking range from 20 L to 36 L in size, although smaller kid sizes are likely 13L to 18 L in size

can be worn as a backpack