These CROCS stainless steel double wall vacuum sealed made to order tumbler, comes with a clear push on lid and a plastic straw. It’s insulation keeps drinks cold for 24 hours and warm for 8 hours. And our kid's sippy cups fall right in line with your matching tumbler. Sippy cups are 100% leak-proof, with a silica gasket seal to achieve maximum spill proof capability, holds drinks hot for 3 hours, and cold for 6 hours, comes with a silicone straw, and a portable handle. With or without a name, It’s a great gift for anyone. We offer different sizes, 15oz, 20oz, 30oz, and a 12oz kid's sippy cup tumbler. If you are in need of purchasing (15) or more tumblers at the same time of ordering. Please feel free to message us for a bundle discount. All customized items are made to order and would take up to 7 - 14 business days for processing and shipping.