Designed for versatility, this inflatable liner serves as a supportive accessory for hats, clothing, and cushions. Its ergonomic structure enhances comfort by providing gentle to the neck, back, or head. Crafted with breathable and lightweight materials, it ensures a pleasant experience during extended use in various settings. Features -Color:White -Material:PVC -Size:58.00X14.30X0.20cm/22.79X5.62X0.08in -Portable comfort anywhere: the inflatable inner design ensures you can enjoy a spalike massage experience anytime, whether at home, in the office, or during travel -Quick inflation and deflation: with a operation, the inner cushion inflates and deflates effortlessly, adapting to various needs and - : engineered with a , highrebound inner core, this product provides lasting to improve posture and enhance sleep quality -Versatile usage: for diverse applications, including as a pillow inner, backrest, or hat liner, making it suitable for all age groups and lifestyles -Travelfriendly design: lightweight and compact, this inflatable inner is a musthave for long flights, road trips, or daily commutes, ensuring maximum comfort on the go Package list: 2 x air pillow insert