These protective glasses are professional emergency rescue equipment featuring flame-retardant PVC frames and high-strength PC lenses with anti-fog and scratch-resistant properties. Weighing just 35 grams, the lightweight design ensures comfortable extended wear. Standard size 20×9cm, equipped with non-slip headband for secure, comfortable fit. Available in three professional colors: transparent, red, and yellow, adapting to different disaster rescue scenario needs. Special processing technology ensures clear vision even in high-humidity and dusty environments, making them essential protective equipment for rescue personnel at earthquake, fire, flood, and other disaster sites, effectively protecting eyes from injury.