... standard size3.we offer design for free,like bartop,column in hotel lobby,desk,door,chair,lamp shade,light box, ... change for appearance pass Qualified 11 Alkalinity Resistance ------ (Permitted in 10% alkali for 24Hrs) no obivious change for appearance ... 0.77 pass Application: Decoration wall, door, column, ceiling, receiption desk, shop column, logofurniture surface, lamp shield, desk top surface, ...