Upgrade your shaker game and toss out that old one! These high-quality, double-walled insulated SURGE POWER shaker bottles can keep your drink cold for up to 30+ hours!

Best of all, they come in a multitude of different colors to match your vibe.

Product Features 

• Keeps drinks cold for 30+ hours (3rd party tested)
  
• 5oz, 10oz, 15oz, and 20oz. measurement markings inside bottle
• Kitchen-grade stainless steel will not absorb odors
• Patented noise-free twist on agitator
• Convenient carry handle on lid
• Fits in all standard size cup holders
• BPA Free, spill proof pop-top lid
• Easy to clean
• Sweat proof
• Silicone base