Goktvai 12pcs Replacement Bite Valve for Zak Designs Kelso 15oz, BPA-Free Silicone Mouthpiece with Cleaning Brush Compatible with Zak Reusable Straw Cup Accessories (Blue & Grey)

["Package Includes: You’ll receive 12 pieces of quality replacement bite valves in blue and grey, 6 pieces of each color, also come with 1 straw cleaning brush. Perfect for family use or keeping spares on hand for future replacements.","Safe & Long-Lasting: Crafted from soft, BPA-free silicone, these valves are safe for daily use and built to endure frequent biting, washing, and regular wear.","Revive Your Bottle: Easily swap out old or damaged valves to avoid leaks and breathe new life into your favorite bottle—saving you from unnecessary replacements.","Quick & Tool-Free Installation: No tools needed—simply remove the worn valve and snap in the new one for an instant upgrade. A convenient and effective solution for busy households.","Perfect Compatibility: Specifically designed to fit Zak Designs Kelso 15oz water bottles, these bite valves ensure a snug, leak-proof seal for worry-free hydration. Please note that our product is not sponsored or endorsed by, or affiliated with the brands it fits, including Zak."]