Air Core head rest designed in 70D nylon uses the same I-beam interior construction as sleep pads.

The Big Agnes 12"x 16" x 2.5" thick inflatable Air Core Pillow is made of 70D nylon and uses the same I-beam interior construction as our Air Core sleep pads. Can be used in the pillow pocket of all Big Agnes bags or used alone in place of your rolled up fleece jacket.