What is this？These are triangle shaped packaging edge protectors that are used in packaging sheets such as mirror, glass, ceramic, metal to protect corner from crushing, deformation and breakage.What will I get?Material: PP PlasticExternal Length x Width: 37mm x 37mm / 1.46" x 1.46"Internal Thickness: 5mm / 0.2"Thickness: 1mm / 0.04 inchColor: BlackIn the package of: 50 piecesIs there any advantages of the product?This is made of plastic, through the machine stamping once time forming, has a good toughness, not easy to break.How to use it ?Just place the protectors in the corner of your sheets.What should I notice ?Only suit for the product that thickness than 4 mm. Less than 4 mm will slide down easily.
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