The top of the water bottle is designed with a silicone O-ring to prevent 100% leaks.
 
 Made of eco-friendly food grade Tritan material, 100% BPA FREE, non-toxic, odour free, reusable, durable, 100% leakproof. The Wide-mouth opening design makes it easy to fill with ice cubes and fruits.
 
The bottle is PORTABLE & EASY TO CLEAN. The durable nylon strap design and lightweight bottle means you can easily carry the  bottle to anywhere you like. The 1 litre bottle can also fit perfectly on the pockets of your backpack or bicycle bottle holder. Each bottle contains a cleaning brush.
 
PLEASE NOTE: Do not place in dishwasher or fill with Hot Liquid!