100% Polyester Imported Made in Taiwan Velvet Velour for Added Warmth: Made with premium velvet fabric, this sleeping bag liner adds up to 14°F (8°C) of warmth to your sleeping bag, making it a great companion for cooler nights or additional comfort in a hostel or hotel setting. Mummy Style with Drawstring Hood & Cord Lock: Designed in a mummy style with a drawstring hood and secure cord lock, this liner comfortably wraps around your head and shoulders, helping retain warmth and ensuring a snug fit for restful sleep. Lightweight & Travel-Friendly: Despite its warmth, this sleeping bag liner is lightweight and easily packable. It includes a 70D nylon stuff sack with a convenient strap, making it easy to carry and ideal for backpacking, camping, or travel. Quick-Dry & Easy to Maintain: Built to dry quickly and easy to care for, this liner is simple to maintain and keeps fresh for every adventure, whether you're on the trail or staying at a hostel. Foot Box Design: Featuring a foot box design, this liner provides extra room for your feet and easy entry and exit, giving you added comfort and convenience during your outdoor or travel experience. Soft & Breathable Fleece: Our camping sleeping bag liner is made using soft, lightweight and breathable velour fleece to help you stay warm and comfortable in the outdoors