Features: brand new and high quality 5 heating area: 3 heat zones at the back, 2 heating pattern around the pocket for warm hand. 3 heating levels: The vest has 3 settings to allow you to select just the right temperature for your environment. Quality polyester material, lightweight, provide insulation from the cold, adds softness and warmth. Fast and long-lasting warmth: plug in the rechargeable battery.(power bank not included) 2 side zipper pockets. Sleeveless vest waistcoat, v-neck, full zipper up closure, suit for both men and women. Suitable for motorbike riding, camping, fishing, construction, sport, etc., against cold and chilly climate. Specifications: Material: Polyester Color: Black Power Supply: USB Charging Size: SizeM/L/XL/2XL/3XL(Chinese Size,follow the size chart to select please) Size:M Length:62cm(24.41inch) Back Length:58.5cm(23.03inch) Shoulder Width:37cm(14.56inch) Bust:98cm(38.58inch) Hem:98cm(38.58inch) Size:L Length:64.5cm(25.39inch) Back Length:61cm(24.01inch) Shoulder Width:38.2cm(15.03inch) Bust:103cm(40.55inch) Hem:103cm(40.55inch) Size:XL Length:67cm(26.37inch) Back Length:63.5cm(25.00inch) Shoulder Width:39.4cm(15.51inch) Bust:108cm(42.51inch) Hem:108cm(42.51inch) Size:2XL Length:69.5cm(27.36inch) Back Length:66cm(25.98inch) Shoulder Width:40.6cm(15.98inch) Bust:113cm(44.48inch) Hem:113cm(44.48inch) Size:3XL Length:72cm(28.34inch) Back Length:68.5cm(26.96inch) Shoulder Width:41.5cm(16.33inch) Bust:118cm(46.45inch) Hem:118cm(46.45inch) Package Includes: 1 x Vest note: Transition: 1cm=10mm=0.39inch No retail package. Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item.