Contigo Kids 12 oz Cobalt Scout Mug & 10 oz Cobalt Scout Food Jar Mug has Patented AUTOSEAL lid is 100% leak-proof and 100% spill-proof; Just press the button to sip; release to automatically seal Mug Vacuum insulation keeps beverages cold for up to 7 hours Food Jar Vacuum insulation keeps foods hot for 5 hours or cold for 7 hours Made out of 100% FDA-approved, BPA-free materials; Phthalate- and PVC-free Top-rack dishwasher-safe