It seems like you’re asking for a description of a MSA safety helmet in blue. Typically, safety helmets from MSA (Mine Safety Appliances) are designed for protection in industrial environments. Here’s a general description you might find:

MSA Safety Helmet – Blue

• Color: Blue
• Material: Usually made from durable ABS (Acrylonitrile Butadiene Styrene) plastic or high-density polyethylene.
• Features: Adjustable suspension system for a comfortable fit, ventilation holes for airflow, and often equipped with slots for attaching accessories like face shields or earmuffs.
• Certifications: Complies with relevant safety standards such as ANSI/ISEA Z89.1 (USA) or EN 397 (Europe), indicating its suitability for industrial use.
• Purpose: Provides protection against impact, penetration, and electrical hazards in construction, mining, and other industrial settings.

For the most accurate description and specifications, it’s best to refer to the product details provided by MSA or the retailer selling the helmet.