Variants of a mold are catalogued separately, so each one has its own sets and minifigs. Check these too if something you expect is missing here.

• 759528c00 Storage Case with Rounded Corners [Plain] this part is a pair of it
• 759528c01 Storage Case, with Rounded Corners, Bright Pink Lid, Bright Light Orange Latches this part is a pair of it
• 759528c02 Storage Case, with Rounded Corners, Dark Azure Lid, Yellow Latches this part is a pair of it
• 759528c03 Storage Case, with Rounded Corners, Red Lid, Bright Light Orange Latches this part is a pair of it
• 759528c05 Storage Case, with Rounded Corners, Magenta Lid, Medium Azure Latches Pair of this part
• 759528c06 Storage Case, with Rounded Corners, Orange Lid, Blue Latches Pair of this part
• 759528c07 Storage Case, with Rounded Corners, Yellow Lid, Red Latches Pair of this part