The phrase "best backpack" refers to the top or most excellent backpack option available among many choices.
Sentences with «best backpack»
There are some important features to consider when selecting the very best backpacks. (travelluggageandbackpacks.com)
To prevent this, good backpacks feature ventilation technology (for example a mesh back panel) to keep your back cool and comfortable in any weather. (geekwrapped.com)
We liked how well this backpack fits and how good it feels to carry it. (geekwrapped.com)