Glasslock 6pc Square Set 6 piece set contains 3 Containers + 3 Lids^	 Soda-lime tempered glass^	 Eco-friendly^	 BPA free and contains no harmful environmental hormones^	 4 latch locking system^	 Airtight and leak proof^	 Stain and odor resistant^	 Dishwasher Safe^	 Oven safe^	 Microwaveable without lids^	 Refrigerator and freezer safe