Made from stainless steel and etched with the Museum of Life and Science Logo, the reusable, refillable 21oz. Standard Mouth insulated water bottle keeps cold drinks cold for 24 hours, hot drinks hot for up to 12 hours, and holds enough hydration for hours of fun. Additional features Include:

• TempShield®️ double-wall vacuum insulation
• Fits most cup holders
• Leakproof when closed
  
• Durable stainless steel
  
• BPA-Free
• Dishwasher safe