This is a perfect alternative or spare lid for your wide mouth Hydro Flask.
Hydro Flask says
Whether your first sip is in the kitchen, car, or campsite, the Flex Sip™ lets you enjoy your favorite brew leak-free.
This simple but highly effective insulated, screw top lid is perfect for any Hydro Flask's with a wide mouth design. The simple design still insulates your drinks and the twist cap allows you to sip drinks without the risk of serious spills when you're using it on the move whether that's during a commute or out hiking.
- Reviewed by Ultralight Outdoor Gear
- Twist opening for easy on-the-go sipping
- Compatible with all Wide Mouth bottles
- Lifetime Warranty
- Weight: 100g