The stylish double-walled steel shaker from Smartshake is the perfect choice for those who want to keep their drink cold for up to 6 hours. With this shaker, your protein shake will always be cold. Convenient volume markings in milliliters and ounces allow you to accurately measure the amount of drink, and the curved bottom prevents protein powder from sticking, making cleaning the shaker easier and faster. This shaker is the perfect accessory for those who value quality and comfort.
- Double wall vacuum insulation maintains temperature for up to 6 hours
- The wide opening and curved bottom make cleaning much easier
- Durable stainless steel walls 1
- Tightness