100% LEAK-PROOF DESIGN: Make spills a thing of the past with this secure, leak-proof lid that keeps your beverages safely contained whether you're on the move or at rest. PERFECT FIT FOR LARGE THRIVE TUMBLERS: Specifically designed as a replacement lid to fit securely on Camelbak large Thrive Tumblers, ensuring a snug and reliable seal every time. WORRY-FREE PORTABILITY: Confidently toss your tumbler in your pack or set it beside the campfire without concern, thanks to the secure fit that prevents leaks and spills during transport. DURABLE REPLACEMENT ACCESSORY: High-quality construction ensures long-lasting performance as a replacement lid for your favourite tumbler, maintaining the same reliable seal as the original. CONVENIENT SIP-READY LID: Designed for easy drinking on the go, this lid allows you to sip confidently without worrying about spilling a drop during your daily activities or outdoor adventures.