TECHNOLOGY: Pro-Grade 18/8 stainless steel construction provides superior lightweight durability TempShield double-wall vacuum insulation helps eliminate condensation and keeps beverages cold up to 24 hours Color Last powdered coat delivers non-slip grip and lasting color without cracking or fading FEATURES: Small but mighty it is the ideal size for kids Colorful and easy-to-clean straw cap helps prevent spilling Durable perforated flex boot offers additional protection and enhanced grip for smaller hands Wide mouth allows steady flow of fluids for easy sipping Dishwasher safe Not intended for hot liquids BPA-Free and phthalate-free Hydration Capacity: 20 oz.