... patent,it is not the same like the ordinary acrylic sheet.it is have abrasion ,resistance,impact resistance, ... Advantages and the pictures for the effect of our acrylic sheet on bathtub 1.jade series adopt to advanced ... the enjoyment of the arts. 2.Moonlight series acrylic bathtub using the BESMA patent technology,which can be ... structure, nobleness but not vulgar Patent New Acrylic sheet for bathtubs