Premium Insulated Steel Black Shaker

✓ Double-wall vacuum insulation protects temperature for hours.

✓ Wide mouth and rounded bottom make cleaning significantly easier.

✓ 18/8 Pro-Grade durable stainless steel walls.

✓ Leak-proof. 100% guaranteed by Smartshake™ warranty.

✓ Hand wash only.

Stay cool all day. No one wants a warm protein shake. With this double-insulated steel shaker from Smartshake, your drinks will stay ice-cold for up to 6 hours. Inside, you'll find volume markings in both milliliters and ounces, as well as a rounded bottom that prevents protein powder from getting stuck and makes cleaning significantly easier.