■Product Name: Kangcheng Zhongtong (Young) Disposable 3D Mask (Not Sterilized)■Material: PP non-woven fabric, melt-blown non-woven fabric, PET non-woven fabric■Number of deposits: 20 deposits■3D three-dimensional mask size tableChildren's style: 10.6x10.8cm±0.5cm (applicable age: children over four years old)