1.Silent Operation.NO bottom rail(barrier free) 2.Easy installation and removable 3.Environmental friendly mesh material (zero methylbenzene and formaldehyde,REACH certificated)

1.Environmental friendly:got REACH,California Propostion 65,ECARF certificated 2.Pollen blocking rate:87%(grass),80%(birch),75%（ragweed) 3.Dustproof and waterproof.

1.Easy installation and removable 2.Environmental friendly mesh material (zero methylbenzene and formaldehyde,REACH certificated) 3.Mesh Function: reliable protection against dust, dirt,oil and little insect(mesh density:20*20)