Task: Translation
Input (Spanish): The first and second opposite surfaces (18A1, 18A2, 18B1, 18B2) respectively include first and second areas (22A1, 22A2, 22B1, 22B2) free from the plastic material and including at least one punched area (26A, 26B).
Output (English): Las primeras y segundas superficies (18A1, 18A2, 18B1, 18B2) opuestas, incluyen respectivamente primeras y segundas áreas (22A1, 22A2, 22B2, 22B4) libre de material plástico y que incluye al menos un área embutida (26A, 26B).