This handy set of 3 mini-lunchboxes is ideal for smaller food portions, such as the dressing for your salad, the muesli for the yoghurt, some nuts as a snack or a fruit snack for the little ones. This small lunchbox is BPA free and the lid is transparent so you can see the contents.These containers are compatible with the food to go lunch cup from Sunware, where this small box can be attached at the bottom of the cup. Do you need an extra? Then this set is the ideal extension!