Qurxinta aluminium biibiile waa 5mm (1/5 inch), 6mm (1/4 inch)Midabka: Muraayadaha cad, Muraayadaha Naxaasta ah, Muraayadaha Cawlan, Muraayadaha madaxa, Muraayadaha la qooyayHeerarka kormeerka: ANSI Z97.1,16 CFR1201,CAN CGSB 12.1-M90,CE-EN12150