Whether your first sip is in the kitchen, car, or campsite, the Flex Sipâ„¢ lets you enjoy your favorite brew leak-free.Leakproof lid allows easy sipping while moving throughout your day Flex Strap makes your bottle (not included) easy to transport and comfortable to carry Smooth-flowing opening is designed for hot liquids, but versatile enough for any drink Easy to disassemble and clean; dishwasher-safe Twist opening for easy on-the-go sipping BPA-Free Compatible with all Wide Mouth bottles Lifetime Warranty Accessories CARRY OVER