A1(5” three-proofing)

Three-proofing Structure

1.2m shockproof, 1m waterproof, 99% dustproof
Soft and hard combined, the ultimate challenge of the three-proofing structure
Better shockproof ability after improving the imported soft PVC
More compressive strength by using extra strong plastic

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A2(4.5” three-proofing)

Three-proofing Structure

1.2m shockproof, 1m waterproof, 99% dustproof
Soft and hard combined, the ultimate challenge of the three-proofing structure
Better shockproof ability after improving the imported soft PVC
More compressive strength by using extra strong plastic

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