The jars are crystal clear so that the food inside can reveal its appearance, paired with different lids colors, maybe they will motivate you to DIY with a variety of styles and combinations of food in it And it is perfect for making overnight oats like mixing chia seeds, yogurt, milk, and fruits, or use them as drinking glasses or anything else youd use glass jars for. - UNIQUE ON-THE-GO STRUCTURE: To make the overnight oats jars set more portable and compact, Soligt adopts the design that combing the space of the folding spoon and mason jar lid, just take and put back the spoon into the lid every use. - DRY AND WET FOOD SEPARATION: Feature the extra small transparent container divided by two compartment, so we can prepare diced fruits and nuts apart, mix them with the overnight oats when we eat, not in advance. Make the overnight oats cups taste better and fresher! - LEAKPROOF AND REUSABLE: All the parts of this small meal prep container set are made of safe and durable material, there are wide mouth mason jar, BPA-free plastic mason jar lid with a removable top (BUILT-IN LEAKPROOF AIRTIGHT SILICONE RINGS), 304 stainless steel foldable spoon, BPA-free divided food container. - CONVENIENT DAILY USE: The top lid of this meal prep jar is stackable with the bottom of wide-mouth mason jar, easy to store in refrigerator and save the space. Perfect for those who like preparing more than 1 cup prep-meal, handy to taking out to work/ school/ yoga & gym room and just enjoy at home. - SUITABLE FOR VARIOUS PREP MEAL: Not merely for kinds of overnight oat, also a complete container set for yogurt, parfait, simple salad and snack meal, like chips and salsa. Idea gift for your family and friends, everybody loves healthy diet!