I Ordered One Too Many. I Filled Mine Up With Ice In 90 Weather, Left It In My Car For Five Hours, And Poured Maybe A Teaspoon Of Water Out. This Keeps Things Incredibly Cold. Shaker Lid Easy To Hold Carrying Handle, Easy Open Pop Top And Comes With A Removable Agitator That Twists Into The Lid - The Shaker Lid Blends Protein Powder With Ease. Lids Are Spillleak Proof And Bpa Free. Durable Powder Coating