Great bottle but wish it was insulated (it sweats a lot with ice water inside) great bottle, and everyone else at the gym has these. Classic blender bottle.

The lid is sturdy and snaps closed tightly. No spills and very secure. The only drawback is the flap on the top takes a bit of muscle to open.

The mixing ball blends the water/milk and powder quickly and easily with a few shakes. This is perfect for any powdered drinks or shakes you need to make on the go. It blends well but you have to shake it long enough. Dissolves powder into smooth liqu...  Read More

It consistently mixes my protein shake thoroughly. The shaker can be used with milk or juice. They are a great size and a great way to store our protein fruit smoothies.

The lid on this bottle is completely ineffective. It opens and lets liquid splash out during the mixing. The protein powder ends up just as lumpy as if i'd used spoon.

Imho this is ludicrous! Further, if one had any weakness of one's hands (ra or other cause), there is no way one could use this! Would like to return this product.