The linear dimensions of our sheets are nominal and they have a tolerance of +-1/8" in each direction (length and width)

You are buying one piece of BLUE Acrylic # 2114 with Paper Masking Nominal thickness of 1/8" 11.7/8" x 23.7/8" (Comes With Protective Easy Removable Masking On Both Sides) ( All four edges are saw cut) All Sizes Are Nominal. Also do Custom Cuts.