The Contigo Spill-Proof Kids THERMALOCK Stainless Steel Tumbler with Straw lets children as young as 3 use a cup like the big kids. No need to worry about spills thanks to a leak-proof silicone seal around the straw and a spill-proof valve on the inside.
The Contigo Spill-Proof Kids THERMALOCK Stainless Steel Tumbler with Straw lets children as young as 3 use a cup like the big kids. No need to worry about spills thanks to a leak-proof silicone seal around the straw and a spill-proof valve on the inside.