DescriptionThese water bottle spouts are made of plastic material, which is safe, sturdy and strong, featuring impact resistances, stability and corrosion resistance, can be applied for a long time. The sufficient quantity of our bottle lids can meet your replacement and use needs.Features-Color:Black -Material:Plastic -Size:2.80X2.80X2.50cm/1.10X1.10X0.98in -Application: suitable for water bottles mouth with an outer diameter of 28mm. -The water bottle lids are comfortable to touch and won't easily scratch your hands or mouth. -The nice workmanship bottle lid provides good sealing performance, ensuring that your water will not leak in the storage. -This bottle topper replacement can be used many times, even if you lose the bottle's sports caps. -Simple design and fine craftsmanship, convenient for you to replace the worn water bottle lids. -Good sealing effect, allowing you to use without worrying about getting your clothes and other items wet.