Design: They are a combined unit of goggles and a face mask, with a detachable design.  

Lenses: The lenses are often made from impact-resistant polycarbonate (PC) and are designed to be scratch-resistant, shatterproof, and anti-fog. Frame: The frame is typically made from a flexible material like ABS or PU resin, which is durable and lightweight.

Strap: The goggles have an adjustable, non-slip, and highly elastic strap to fit different head sizes and helmets securely.