About spc flooring,it consists of five parts,the first one is Special Grade UV Treated layer,the second one is High Density Resistant Wear Layer,the third one is Color film layer,the fourth one is Substrate,the fifth one is Silent film/Anti-slip film. About the thickness,we have 4mm,4.5mm,5mm,6mm. About wear layer,usually 0.3mm and 0.4mm About silent film,it is IXPE or EVA,the thickness is usually 1mm or 1.5mm. Advantage,waterproof,fireproof,antislip,wareproof.it is simple and quick installation. we have more style of product include: SPC Flooring,_PVC Plank Spc Floor, Stone Plastic Composite Floor, Laminated Click Spc Flooring,Click Lock Engineered Plastic Flooring, Vinyl Click Flooring Product Description