The YETI Rambler Bottle HotShot(TM) Cap delivers 360-degree drinking so you can sip from any side of the lid. It's 100% leak proof and shatter-resistant. Just add it to any of the YETI Rambler Bottles. FEATURES: Provides 360-degree drinking You can sip from any side by just half twisting the lid until it clicks 100% Leak proof and shatter-resistant Dishwasher safe for easy cleaning Compatible with all YETI Rambler Bottles