Path Discovery Outdoor Camping Self Inflating Pillow Made of polyester plaid fabric coated PVC,wear-resistant,quick-drying,feel comfortable. High resilience sponge pieces inside,more comfortable. Wide edge design can improve inflatable guarantee to prevent leakage due to gravity. Self inflating gas nozzle,just open the gas nozzle and wait for 25 seconds,the pillow will be automatically gas filled.If you need more gas,can blow through your mouth. With a cloth bag,convenient to storage,easy to carry.