“HIGH-TECH” SHIELDS ARE MADE FROM A POLYESTER FILM WITH BOTH SIDES HAVING ANTI-FOG PROPERTIES. THE FILM ALSO HAS EXCELLENT CHEMICAL RESISTANCE, GOOD IMPACT RESISTANCE, FLEXIBILITY, THE CLEAREST POSSIBLE VISION, AND FINALLY, A DESIGN ALLOWING YOU TO SWIVEL THEM OPEN AND CLOSE. FRAME IS MADE WITH HIGH RESILIENCY FOAM FOR COMFORT, ULTRA-LIGHT AND HAS AN ADJUSTABLE TOP QUALITY RUBBER BAND IN THE BACK TO CONFORM TO ANY ADULT HEAD.