“You have to touch the white cap while pushing it in the jug to close the lid. It's just not a sanitary way to use it while at the gym or anywhere else.”
“I'm so glad I purchased this. I enjoy drinking water through a straw and am more likely to drink more water that way. I love the idea behind this and that it easily can be closed inside. As someone else said, the tip has fallen off several times while drinking or while inside my bottle and I have to fish it out, but I have no regrets.”