Features: brand new and high quality The temperature can be adjusted in three levels,Temperature level 45 degree,comfortable level 35 degree,energy-saving level 25 degree,can be adjusted according to your needs, intelligent heating is fast, and heating is even. Nine heating zones ensure even heating and make you feel warm in winter. Infrared heating without harmful radiation,5V/1000mA continuous heating. The power interface went through insulation and waterproof treament,unplug the power and leave the vest to the washing machine. Hot pressing pinhole free technology sutureless,do not drill eiderdown. Specifications: Material:ABS Size:M Bust:106cm/41.73inches Length:63cm/24.80inches Shoulder:40cm/15.751inches Hem:98cm/38.58inches Size:L Bust:110cm/43.31inches Length:65cm/25.59inches Shoulder:41.5cm/16.34inches Hem:102cm/40.16inches Size:XL Bust:114cm/44.88inches Length:67cm/26.38inches Shoulder:43cm/16.93inches Hem:106cm/41.73inches Size:XXL Bust:118cm/46.46inches Length:69cm/27.17inches Shoulder:44.5cm/17.52inches Hem:110cm/43.31inches Size:XXXL Bust:122cm/48.03inches Length:71cm/27.95inches Shoulder:46cm/18.11inches Hem:114cm/44.88inches Size:XXXXL Bust:128cm/50.39inches Length:72.5cm/28.54inches Shoulder:48cm/18.90inches Hem:120cm/47.24inches Net Weight:700g Package Includes: 1x Electric Heating Vest note: Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.