An orange safety vest with reflective lines across the chest and over the shoulders.
Used in the ZWJ sequence ?? Service Dog, which was approved at the same time. A safety vest can also be seen in the designs of ? Construction Worker on multiple platforms.
Safety Vest was approved as part of Unicode 12.0 in 2019 and added to Emoji 12.0 in 2019.
U+1F9BA
? Safety vest