I love the texture of the bottle because it's not slippery. It has a smooth velvety type of texture which works for me because i like texture and it seems to be anti-slip as well.

The lid is easy to open and snap back into place, locked or not. There's a locking mechanism that will secure your cap and prevent it from popping open accidentally. It leaks a little if it gets tilted in my bag between classes but other than that, th...  Read More

Small one is best for my kids (ages 8 & 11) to cart to school. Oz is about the right amount for me when i'm out wandering around.

The carrying strap is very sturdy and ideal for using a carabiner to clip it to a bag/backpack. The strap is much nicer to hold than a hard plastic loop. It holds alot, so i like to take it when i walk in the park.

It smells like leaching plastic. When it dries, the smell dissipates. However, the top occasionally leaks when not upright.