Description: Thanks to the quick heating and constant temperature this waistcoat can keep you warm in the cold winter. And USB heating design comes in very handy. There are 3 temperature modes in the vest to meet your different needs. Moreover it is stable safe and reliable. It is made of good cotton blend and polyester material. There are M L XL 2XL 3XL 4XL sizes for you to choose from. It is suitable for cold weathers. Item Name: Heated Vest Material: Cotton Blend Polyester Style: Casual Gender: Unisex Size Type: Regular Season: Winter Collar Type: Stand Collar Sleeve Length: Sleeveless Specification: A (2 Heated Zones) B (4 Heated Zones) Features: Comfortable USB Heating Constant Temperature Size Details: Size: M Length: 65cm/25.6 Bust: 106cm/41.7 Shoulder: 40.3cm/15.9 (Approx.) Size: L Length: 67cm/26.4 Bust: 110cm/43.3 Shoulder: 41.5cm/16.3 (Approx.) Size: XL Length: 69cm/27.2 Bust: 114cm/44.9 Shoulder: 42.7cm/16.8 (Approx.) Size: 2XL Length: 71cm/28 Bust: 118cm/46.5 Shoulder: 43.9cm/17.3 (Approx.) Size: 3XL Length: 73cm/28.7 Bust: 122cm/48 Shoulder: 45.1cm/17.8 (Approx.) Size: 4XL Length: 75cm/29.5 Bust: 126cm/49.6 Shoulder: 46.3cm/18.2 (Approx.) Notes: Please refer to our size chart and choose the right size. Due to the light and screen setting difference the item s color may be slightly different from the pictures. Package Includes: 1 x Heated Vest 1 x USB Cable (Power Bank Not Included)