ケブラーけぶらーFreq.FrequencyTop 100,000Meanings1nounKevlartrademarkA strong, heat-resistant synthetic fiber used in bulletproof vests, protective gear, and composites. This is a trademarked brand name.ケブラー製せいの防ぼう弾だんチョッキはとても軽かるい。Kevlar bulletproof vests are very light.