Twist to open Wide Reusable Water Bottle Lid - Replacement Water Bottle LidOur new lid is designed for those who prefer a wide mouth, open sip. It features a twist to open and close mechanism, making it easy to use and clean. Plus, its compatible with most of our reusable water bottles such as the 600ml, 750ml, 1L and 2L. Unfortunately this lid won't fit these products: 1L Stainless Steel Blue Insulated Water Bottle, 1L Stainless Steel Black Insulated Water Bottle, and 1L Stainless Steel Insulated Water Bottle Silver Colour