Description: 5 heating zones for steadyheat in neck, again, stomach, shoulders, and waist. 3 adjustable heating ranges from 40℃/104℉ to 65℃/149℉ for custom-madeconsolation. built-in thermal safety module for 100% securitythroughout use. powered by common battery pack with usb port for prolonged use. light-weight, versatile, and comfy design appropriate for outsideactions and day by dayput on. MerchandiseTitle: Heating Vest Materials: Neoprene DimensionSort: Common Model: Informal Gender: Unisex Size: Mid Size Neck: V Neck Sleeve Size: Sleeveless Season: Fall, Spring, Winter Options: Thick, Three Gear Adjustment, Heat DimensionElement: Dimension: M, Bust: 94cm/37.01", GarmentsSize: 60cm/23.62", Shoulder: 36cm/14.17", CounselTop: 155cm-160cm/61"-63", Prompt Weight: 45-55kg (Approx.) Dimension: L, Bust: 98cm/38.58", GarmentsSize: 62cm/24.41", Shoulder: 38cm/14.96", CounselTop: 160cm-165cm/63"-65", Prompt Weight: 55-60kg (Approx.) Dimension: XL, Bust: 102cm/40.2", GarmentsSize: 64cm/25.2", Shoulder: 41cm/16.1", CounselTop: 170cm-175cm/66.9"-68.9", Prompt Weight: 60-67.5kg (Approx.) Dimension: 2XL, Bust: 106cm/41.73", GarmentsSize: 66cm/25.98", Shoulder: 43cm/16.93", CounselTop: 175cm-180cm/68.9"-70.9", Prompt Weight: 67.5-75kg (Approx.) Dimension: 3XL, Bust: 110cm/43.31", GarmentsSize: 68cm/26.77", Shoulder: 45cm/17.72", CounselTop: 180cm-185cm/70.9"-72.8", Prompt Weight: 75-80kg (Approx.) Dimension: 4XL, Bust: 114cm/44.88", GarmentsSize: 70cm/27.56", Shoulder: 47cm/18.5", CounselTop: 185cm-190cm/72.8"-74.8", Prompt Weight: 80-90kg (Approx.) Notes: Please confer with our dimension chart and selectthe suitabledimension. Because of thegentle and display setting distinction, the merchandise's shadecould also bebarelycompletely different from the photographs. Package dealConsists of: 1 x Heating Vest