Face : Crystal face/Embossed face / feather silk face / v slot / v groove Wear-resistant: Ac3 /AC4 Formaldehyde emission: E1 standard Core board type: White / Green Joint type: Double click /ARC click Grain: Normal glossy(z1) Density: (ky/m2)>=850 Penal size:1212x108(140/123/106)x12(8)mm Certification: ISO9001, ISO14001 Made in conformance with the European Standard German Technology 7+ years in this feild, export flooring products more than 20 countries. guarantee every piece flooring from us is perfect. Various of laminate flooring for your choice, We can do as costomers requirement. please contact me for more. KEY WORDS: laminated flooring,laminate floor, v grove,v slot,Bevel edge laminated floor iso9001/iso14001 German technology