Features: Motivational design: gives you motivation, reminds you to drink enough water throughout the day. One-key opening: Open the spout with one hand for easy drinking. Silicone straw: It has a silicone straw to protect your teeth. Wide mouth: The designed wide mouth makes it easy to fill the sports water bottle with ice and fruit. Time and volume markers: very suitable for measuring daily water consumption. Convenient to carry: The water bottle is light in weight and can be easily carried to outdoor activities. Specifications: Material: Plastic Size: 1600ml 13x21cm, 2500ml 15x24.5cm Capacity: 1600ml/2500ml Color: Black/Green/Purple/Pink Package Includes: 1x Water Bottle note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to difference between different monitors, the picture may not reflect the actual color of the item.