3pc Set GlassLock Safety Tempered Glass Food Container Microwave Safe Super Fast Same day Shipping !!! Lot of 3 Food Container 1. Tempered Glass Salad Bowl 28oz(850ml) 2. Tempered Glass Food Container 21oz(650mlml) 3. Tempered Glass Salad Bowl 16oz(480ml) Before Using : Wash thoroughly with a mild detergent rinse and dry.During the first few uses, you may experience a gasket ejection or it may be difficult to open the lid because of the 100% airtight function. This is not a manufacturer's defect. Cleaning : Top rack dishwasher safe on delicate / low cycle to prevent damage. When hand washing, to preserve clarity and shininess of your Glasslock, do not use abrasive cleaners or scouring pads. Do not use in oven !!!