<p><b>Best Insulated Sports Water Bottle Ever!</b></p> <p>Nothing would be more welcome and delightful than icy-cold drinks when you are hiking in the hot Sun for half a day. Keeps drinks cold for 24 hours and hot for 12 hours, this LifeSky double walled insulated water bottle is the best sports water bottle ever! It keeps your beverage at your preferred temperature, whether you choose hot, cold or room temperature liquids.</p> <p>It Really Works!</p> <p>Thanks to the unmatched double wall vacuum insulated technology, this sports water bottle effectively keep your liquid cold up to 24 hours and hot up to 12 hours without transferring the temperature to your hands.</p> <p>Truly Leak-proof</p> <p>A truly leak-proof bottle with cap screws on tight and no sweat on the exterior of the bottle. You can store it anywhere you want without worrying about it spilling, no damp mess, no puddles in your car cup holder or on your desk.</p>