for contigo aubrey kids water bottle spout replacement is made of food-grade silicone material, safe and cleaning drinking and BPA free. Trusted quality accessories for contigo water bottle.Clear guidelines to install, just remove the old spout from your water bottle, and put on the new bite valve for contigo mouthpiece replacement from inside push up to outside.One-piece silicone mouthpiece self-seals to prevent leaks, precise size design to fit the bottle perfectly. Water bottle mouthpiece replacement compatible with contigo water bottle makes your bottle more long lasting.Widely compatibility, perfect fit for contigo aubrey kids water bottle series, including for contigo aubrey kids water bottle 140z and 20ozNote: Slight color difference or differences in kind, does not affect the use ofColour:BlackMaterial:SiliconePackage Contents:4x water bottle spout2x brushOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.