1.Weight:<5.3kg 2.Protection Size: 0.468m2 lWeight:≤5.3kglSize:900mm×520mmlProtection area:0.468m2lLight transmittance of sight window:≥70%lHandle in tension:500NlImpact Strength:147JlPenetration Resistance: By knife, 20J, 0°direction puncture, non-penetration. lAnti cracking effect: After drubbing, knife slashing, brick and rock hitting, no cracking damage.lThe flame retardant: flame left, the ...