It does the trick. Because its the perfect size and b. Pretty durable too. Reviewing after 2 years of near daily use.

Res-q tape stays on when you need it and can be removed when you want it off. Sipping some liquid brown gold at sunset after a long hike is worth the extra weight. Since many comments refer to the sleeve falling off, i have a tip that might help.

The cap is advertised as having a removable'shot' glass. The cap isn't captive (and was pounded on so tight tools were required to remove the first one sent). The outer shot glass cap is high quality enough, but quite loose, and i know it will fall of...  Read More

Worst nalgene product. Short shelf life before it starts degrading. Probably a less healthy type, and not bpa free.

The bottle itself is fairly thin and seems like it might not stand up to repeated use backpacking, etc. The sleeve has a a couple of tiny, protruding knobs that are supposed to catch on an outward-molded bar.