[Built-in air pump, hand press to inflate] No longer need to carry an air pump. You no longer have to blow your mouth repeatedly. Just gently squeeze them a few times with your hands to keep them elegant and cool in front of your family and friends, and prevent your mouth from touching the dirty things on the blow port. [Easy to load-bearing folding design, the size of an apple] Portable, small folded size 11 * 6 * 6 cm Weight 2.8 ounces, Very convenient to hang on the backpack, you can go cycling and camping and travel by plane, hiking, backpacking . [NECK AND BACK SUPPORT] Say goodbye to a stiff neck and back pain with an ergonomic air cushion that supports the natural curve of your spine! Inflatable pillow offers the extra support you need thanks to its curved shape and size. [EVERYWHERE YOU SLEEP A GREAT NIGHT] The upgraded comfort design of the travel pillow is ideal for camping, backpacking, traveling and any other time where you want to rest comfortably. With head and neck support, you'll wake up refreshed and ready for your day. You can also use the inflatable cushion as a back support for your office chair to relieve lower back and lumbar pain. [Perfect Gift] It is beauty and elegance. It is a premium gift for your family (father, mother, husband, brother, men, women), friends or soul mates on birthday, Mother's Day, Father's Day, Christmas Day or other special occasions. Application: Press simply press the rubber button with one hand and open the left cover with the "+" symbol to let air into the pillow. In the same way, opening the rubber cover with the "-" symbol on the right side and gently pressing the mat will immediately deflate it. After deflating, you can fold it up and put it in a storage bag.