Snaps into your Wide Mouth Loop-Top to control spills and splashes. Fits 48oz and 32oz. Wide Mouth only.
NALGENE high-quality, reusable laboratory plasticware, hydration and bottles are lighter in weight than glass and protect against leakage, breakage, and contamination
Nalgene easy sipperBy: Natasha on 15 September 2018Fits perfectly, easy to remove.
Took my Nalgene bottle to the next level!!!By: Darren Gaudry on 16 January 2018The Nalgene Easy Sipper took my favorite water bottle to the next level and it was only a few bucks... Highly recommended!
Nalgene Easy Sipper Bottle Insert-reviewBy: Frank on 29 October 2017really helps young kids drinkinf from wide mouth bottles. light and easily fitted for piece of mind