Chigobachi chimapangidwa molingana ndi ASTM F2100 LEVEL 2 standard
Ndi anti-fog foam strip pa wosanjikiza wamkati;
Kukula kotseguka kwa mpweya wozizira;
Kusanjikiza madzi akunja wosanjikiza;
Kuteteza 3 wosanjikiza kumanga;
Zowonjezera zazitali komanso zosavuta kusintha mphuno ya aluminiyamu;
Zotanuka zofewa komanso zopanda latex