Fillings: The fillings is new-styled high-efficiency fillings, and the material of the fillings is new PVC engineering plastics, and is shaped through hot plastic pressurization and interlaced.
Fillings: The fillings is new-styled high-efficiency fillings, and the material of the fillings is new PVC engineering plastics, and is shaped through hot plastic pressurization and interlaced.
填料：选用新型高效填料，材质为全新PVC工程塑料，经热塑加压成压，交错排列。