Features: PREMIUM QUALITY: Made of 304 stainless steel, sleek and feels comfortable to hold in hand, durable for daily use. LARGE CAPACITY: Two capacity of 500ml and 750ml, both of them can meet your need of staying hydrated during exercising. WIDE MOUTH: The wide mouth design makes it quicker and easier to fill the bottle with water and other beverage. You can also enjoy a great mouth of water as you want. LIFTING RING: With the lifting ring, it is easier to carry the bottle. You can hang the bottle somewhere for storage. BAMBOO CAP: The cap made of bamboo offers well sealing effect, so you don\'t need to worry about spilling and dripping.