Nalgene's is far better than the coleman bottle jacket i got at rei 30+ years ago. Purchased this when planning to climb mt kilimanjaro. Washington (january 14th, 2018).

The handle on this is a little stretchy, btw. I find that it closes best with a nalgene bottle that does not have the loop connector. Was impressed with roominess.

The web strap is great for attaching the carrier upside down to straps on the outsides of my mountaineering pack. There is a loop that is perfect for putting a carabiner through and clipping it onto the side of the pack. The zipper tabs are a single p...  Read More

This bottle sleeve covers and insulates the whole bottle. It insulates pretty well for what it is and doesn't let the condensation soak thru the sleeve. This one is thinner and less insulated than i expected but seems to do a decent job.

The lid is designed too small to fit over standard, clear 32 oz nalgene bottles. The lid retaining strap ends up being bent back and forth and now i have a crack in it. This is why they have cheeped out on the zipper.

The new one is a poor facsimile of its previous version that we bought 3 years ago. The inside, single-layer thermal-radiation reflective material maybe good for space-vacuum like conditions, but generally less useful here on earth where most of the h...  Read More