BEST VALUE Glass Baby Food Storage 8 Sets stackable glass baby food containers 4oz with assorted color lids Free lid labels for marking contents and expiration dates SAFE STURDY Made of HighQuality Material that is BPAfree Microwave safe Dishwasher safe Top Rack Note Extreme temperature change will cause glass cracking DO NOT take any glass from the freezer and put them in boiling heat directly or the other way around DO NOT overheat them in the microwave DO NOT heat them with lids on LEAK PROOF Each jar has leak proof easy to use screw on lid MAKE LIFE EASIER It makes baby food preparation so much easier Great for portion store label freeze warm grab togo serve MULTICOLOR With multicolor lids you can either use one color for all different food each day or use different colors for different baby food It helps a lot on portion control and keeping food fresh