Double layer lens design: Protective Tool uses an inner PVC lens and an outer tempered glass layer to deliver clear vision while providing robust protection. The twolayer construction offers improved optical clarity and resistance to impact and scratches. Material and build: Sand Blasting Suit Jacket is constructed from PP, canvas, PVC, and glass, delivering durable protection for demanding dust and debris tasks. This combination supports long wear in harsh environments. Replaceable supply tube: The suit features a replaceable supply tube design for easy maintenance. It supports dustintensive operations such as casting sand removal and paint scraping, helping to minimize downtime and maintain steady protection for the worker. Prevent lens fogging: Builtin air guide grooves help regulate airflow to prevent inner lens fogging, ensuring a clear line of sight during extended use. Why you need it: Provides reliable eye and face protection in dusty blasting and surfaceprep tasks, reducing exposure to debris and improving operator comfort and safety. What makes it stand out: The combination of a doublelayer lens for clearer vision, durable multimaterial construction, replaceable supply tube for easy upkeep, and antifog air management offers a practical, longlasting solution for dusty work environments. Use scenarios: Sand blasting and surface finishing of metal parts to remove rust, scale, or old coatings while maintaining clear visibility. Casting sand removal and related dustgenerating tasks in foundry or metal fabrication settings. Paint scraping and surface prep in automotive, shipyard, or workshop environments where dust control and lens clarity are critical. Specifications at a glance (as described): doublelayer lens with inner PVC and outer tempered glass; materials include PP, canvas, PVC, and glass; replaceable supply tube; air guide grooves to reduce lens fogging.