Fabric material: PCV Filling: ice crystal It is very suitable for people who have been sitting for a long time to cool off in the summer, which brings massage-like comfort and a cooling feeling. Relieve Constipation - People who sit for long periods of time are advised to try to relieve constipation, cool down, and relieve heat. The same applies to office chairs, long-haul flights by plane and sitting on the floor. Quality of life Long-term, healthy use while driving, on the bus or in the office. Multifunctional large office chair cushions, rocking chair cushions, patio chair cushions, restaurant and bar chair cushions, garden chair cushions, camping chair cushions, kitchen chair cushions.