Therm-a-Rest Air Head Lite Pillow - Don't let the minimal pack size fool you. The Air Head Lite provides the same big comfort as the regular Air Head for a fraction of the weight. The air pillow provides the perfect amount of loft for comfy nights at camp. Customize the firmness of the stretch-knit surface before drifting off into sweet backcountry sleep. Essential comfort: Four inches (10 cm) of air padding and stretch fabric can be customized to your preferred firmness. Lightweight and Compact: Soft stretch knit fabric only weighs a couple ounces and packs down small enough to fit in your pocket. Nonslip fabric keeps pillow in place. Thoughtful Shape: Precise shape nestles into the hood of your sleeping bag and is available in two sizes.