Full Safety EyewearHybrid design, with headgear and temple stem. 
The clear soft frame offers complete eye enclosure and superior shock absorption and is also made of a robust polycarbonate material.  Additional features include angled adjustable ratchets which allow switching between a flexible headband and length-adjustable soft temple arms, 18 large ventilation slits which ensure a comfortable and airy fit and also ventilation holes which help keep the user cooler and reduce fogging.