Applying the principle of natural negative pressure and the patented air valve adjustment device, it is convenient for users to set three stages of height (high, medium and low) according to their preferences and comfort. The pillowcase can recollect the position adjustment intelligently. The pillowcase cover can be used with the pillows you have at home, on business trip or on travel. It help you achieve perfect support, decompression and relaxation for the head and neck, so that you can enjoy a comfortable and high quality sleep. Thin and stylish design is easy to carry. Simple operation and convenient storage. Patented automatic re-inflating design, no electricity or manual blowing needed, is eco-friendly. Separated design of pillow cover can be removed and cleaned separately.
