Goktvai 18pcs Replacement Bite Valve for Zak Designs Kelso 15oz, Silicone Mouthpiece Replacement with Straws BPA-Free Reusable Straw Cup Accessories (6 Colors)

["Complete Set: You will get 18 pieces of silicone bite valves and 6 replacement straws, perfect for replacing worn valves across multiple family water bottles or keeping as long-term spares to extend your cup's lifespan.","Reliable Material: Crafted from premium, BPA-free silicone, these bite valves are heat-resistant, reusable, and built to withstand daily use without cracking or leaking.","Enhanced Drinking Experience: Replace worn or damaged mouthpieces easily to prevent leaks and extend the life of your water bottle—no need for a full replacement.","Easy to Use: No tools required. Simply detach the old valve and pop in a new one—quick, hassle-free, and perfect for families or individuals on the go.","Compatibility: Specifically designed for Zak Designs Kelso 15oz water bottles, ensuring a secure and leak-resistant fit every time. Please note that our product is not sponsored or endorsed by, or affiliated with, the brands it fits, including Zak."]