I kept it in a dark place without using it after purchase. 【 Dimensions (approx.) 】 ▽Large Pocket▽ 180 (width) x 130 (length) * Size that fits a retort pouch of curry ▽Front Pocket▽ 85 (width) x 75 (length) ▽Lid Pocket▽ 180 (width) x 80 (length)