Metal fiber sintered felt is made by non-woven laying, stacking, and high-temperature sintering of metal fibers with a diameter of micrometers. It has the characteristics of three-dimensional network, porous structure, high porosity, large surface area, pore size, and uniform distribution. Widely applicable and can be used multiple times. Pack of 1. Metal fiber sintered felt is made by non-woven laying, stacking, and high-temperature sintering of metal fibers with a diameter of micrometers. It has the characteristics of three-dimensional network, porous structure, high porosity, large surface area, pore size, and uniform distribution. Widely applicable and can be used multiple times. Pack of 1.