This is one of the easiest bottles to drink from while exercising or biking with the built in straw/spout.

This is one of the easiest bottles to drink from while exercising or biking with the built in straw/spout.  Read Less

This is great just like all contigo products - spillproof, rugged, easy to clean and no plastic bottle to pollute the environment!

This is great just like all contigo products - spillproof, rugged, easy to clean and no plastic bottle to pollute the environment!  Read Less

I would use it more if it was bigger so i find myself filling it frequently but this is not the fault of the product.

I would use it more if it was bigger so i find myself filling it frequently but this is not the fault of the product.  Read Less

Okay - i have always loved the contigo water bottles with the pop-up straw.

Okay - i have always loved the contigo water bottles with the pop-up straw.  Read Less

This thing keeps drinks cold all day and the price is great!

This thing keeps drinks cold all day and the price is great!  Read Less

The kids love the bottles because the drinks are kept cold all day at school.

The kids love the bottles because the drinks are kept cold all day at school.  Read Less

And this one is an improvement on my old contigo bottle because they've updated the straw design so that it screws on instead o...  Read More

And this one is an improvement on my old contigo bottle because they've updated the straw design so that it screws on instead of just sliding on, so it never falls off into the bottle like my old one did.  Read Less

But this one really does work as advertised, and is far more economical than the other brands i've found which also work.

But this one really does work as advertised, and is far more economical than the other brands i've found which also work.  Read Less