The Aeros(TM) inflatable backpacking pillow has changed the way thousands of people sleep in the backcountry or while traveling. Luxurious, lightweight and compact, it features a super soft brushed 50D polyester knit exterior and a silent, contoured TPU air bladder for support and comfort. Aeros Premium Pillows are light and really compact: the Regular size weighs a mere 2.7ozs / 79g and packs down into a stuff sack that will easily fit into a shirt pocket. Features: - Inflate pillow in just a couple of breaths and fine-tune easily with the multi-functional valve - Brushed 50D polyester knit is very soft and comfortable - Curved internal baffles create contours that cradle your head - Scalloped bottom edge centers pillow around your shoulders whether you are sleeping on your back, side or upright in a chair - Synthetic fill between contact surface and TPU bladder increases airflow for additional comfort - Fabric: 50D Pillow Lock(TM) compatible polyester fabric - Dimensions: 16.5 x 11.8 x 5.1 in / 42 x 30 x 13 cm - Packed Size Comparison: (Large) Fits inside your favorite coffee mug - Weight: (Large) 4 oz ~ Three milk chocolate bars - Alternate images may show different colorways, yet accurately display product features