polytechnicky-krouzek (1) Sizes: 150 × 150 / 300 × 233 / 768 × 597 / 250 × 250 / 600 × 400 / 300 × 200 / 400 × 200 / 130 × 90 / 797 × 500 / 272 × 182 / 797 × 620