The Nalgene Easy Bottle Sipper has been one of the most requested products over the years. A wide mouth bottle offers you the convenience of the easy filling and cleaning but most have sometimes found it hard to drink from, so Nalgene have come up with the Easy Sipper which solves that problem. You get the best of both worlds, easy and quick access for drinking and cleaning. The Sipper is easy to pop on or off when cleaning or filling your bottle. The Nalgene Easy Bottle Sipper comes in many colours to suit your loop-top closure. Nalgene Easy Bottle Sipper Features 53mm diameter Fits 1L Nalgene Wide Mouth Bottles only Dishwasher safe Colours: Black, Pink, Red, Blue