Sturdy cover, good quality paper.

The covers are thick, kind of like cardstock, and can be decorated as

The covers are so bulky and serve no purpose for me as I just want inserts for my nice leather cover without being so bulky

Cover is sturdy and they are thin enough for me to fit a few in my travel journal

The white cover is a little weird, but that's subjective

Sturdy covers.

At just 80 pages each they're the perfect size to take with you, and the covers are just durable enough to protect your journal without adding a bunch of weight

Classy covers too that you can see at a glance what it is

The cover feels much more durable, the notebook thicker, and it is slightly larger in size

The covers are so bulky and serve no purpose for me as I just want inserts for my nice leather cover without being so bulky

These would work for sort of disposable planners but if you spend a lot of time and effort on making your spreads really artistic, you may want to pay a little more for something of a little better quality with a sturdier cover.