【 Airtight Mason Jar 】 Wide mouth jar made of thick glass for long term reuse . The tinplate lid with silicone gasket creates an airtight , leakproof seal , locking in freshness and avoiding spills in your bag during commuting or travel . The included stainless steel spoon has smooth edges and is rust resistant for safe use 【 Overnight Oats Container Capacity 】 The overnight oats container has a maximum full capacity of 600ml / 20oz , with a 500ml / 17oz bottom layer and a 100ml / 3oz top compartment for flexible storage . Ideal for breakfast , school , travel , or picnics 【 Easy to Clean 】 The yogurt parfait cup is freezer safe , and both the glass jar and spoon are dishwasher safe . To avoid accidental breakage , hand washing is recommended . Please note that the lids are not suitable for the dishwasher or microwave . Even hand washing is quick and effortless 【 Dry and Wet Separation 】 The overnight oats jar features a dual layer design . The top small glass container holds fruits , nuts , oats , or veggies , keeping them crispy and fresh . Mix with bottom oats , milk , drinks , or salad when ready to eat for great taste 【 Multipurpose & Portable 】 Ideal as overnight oats container , chia pudding jar , yogurt cup , salad jar , snack box , meal prep container , and dessert cup . Compact and portable , it is ideal for work , school , or meals on the go