*UPDATED* Cuisinart set, 4 glass jars, 4 bamboo lids. Glass is microwave, oven, freezer, and dishwasher safe. Bamboo lids feature a silicone seal, making it airtight and leak-proof. Bamboo should be hand washed only. 3 of these have never been used. Very nice set. Sizes: 4-1/2 x 6 (Qty 2), 4 x 4, 4-1/2 x 5. From smoke free and pet free environment.