They fit perfectly snug on my travel pillow. I am almost embarassed when i think about how long we had our previous set of protectors. They are a big improvement over the last few of the projectors we’ve seen.

Picked these up at the discovery of a dust mite allergy. They launder well. I believe it's to keep any feathers from poking while the pillow is in use.

Soft outer cover and no plastic noise from the inner layer. Best feature is that it is quiet. The outside feel of the pillow case is a bit rough right now, but i'm thinking that it'll get softer as it wears in over time and washes.

The cotten terry is painfully corse. It takes 30 seconds or so to deflate. The trapped air makes it’s hard to readjust and get comfortable.

These are not all cotton. The outside feels rough and can be felt somewhat through the pillow case. This is too airtight around pillow. Does not protect pillows. Additionally, due to the material used, it is very difficult to place normal pillowcases ...  Read More

My experience with similar membranes is that they eventually break down into tiny shreds in the wash. They are not breathable at all.