Nalgene OTF Cap fits 32 & 48oz Wide Mouth and On The Fly Bottles.
* BPA/BPS Free - So you can drink water that's safe and tastes great.
* Built to Last - Our durable goods are made to last a lifetime.
* Dishwasher Safe - Safe to put in the dishwasher and easy to clean
* Fits - 32 oz Wide Mouth, 48 oz Wide Mouth, ATB, GnG, OTF, OTG
* Leak-Proof Guarantee - Continuous, straight shouldered semi-buttress threads keep the bottle sealed tight.
Weight: 1.6 oz (45.25 g)
Cap Diameter: 2.5 inches (63 mm)
Cap Material: PP, Silicone, Thermo Plastic Elastomer (TPE)