This bottle doesn't quite measure up to their previous generation of bottles. The smaller drinking spout cap is much harder to screw on and off than before because of the off center and angled placement of the spout. Also, the stainless steel doesn't seem to insulate as well as the colored bottles I had last time. Maybe the enamel/paint helps that much? But the same amount of ice doesn't keep the water as cold for as long. In addition, if the bottle is in the sun, the outside gets HOT! The...