designer heat vest men and women vest warm 11 zone heating constant temperature body s-5xl, Black;white

the fabric namepolyester fiberthe main fabric contentpolyester (polyester),the fabric namepolyester fiberthe main fabric contentpolyester (polyester),categoryfever ma3 jia3 many district heatinginfrared heat wirethree controlthe temperature range of optional,safe and durableheat to keep warmusb charginglong lasting life 3000carbon fiber not only heating speed, also afraid of folding water washingfire resistance to high temperatureresistance to pullnot easy to broken wires.syi