Specifications:

Black (texture) no calculator + no paper

Brown (texture) no calculator + no paper

Blue (texture) no calculator + no paper

Gray (texture) no calculator + no paper

Pink (texture) no calculator + no paper

Black (texture) no calculator + paper

Brown (texture) no calculator + paper

Blue (texture) no calculator + paper

Gray (texture) no calculator + paper

Pink (texture) no calculator + paper

Black (texture) 8-digit calculator + paper

Brown (texture) 8-digit calculator + paper

Blue (texture) 8-digit calculator + paper

Gray (texture) 8-digit calculator + paper

Pink (texture) 8-digit calculator + paper

Black (texture) 12-digit calculator + paper

Brown (texture) 12-digit calculator + paper

Blue (texture) 12-digit calculator + paper

Gray (texture) 12-digit calculator + paper

Pink (texture) 12-digit calculator + paper

Orange (texture) no calculator + no paper

Orange (texture) no calculator + paper

Orange (texture) 8-digit calculator + paper

Orange (texture) 12-digit calculator + paper