A sport bottle can always be used, that is what makes the Promotional 21 Oz. Super Value Bike Bottle an ideal giveaway. They are sized to fit in most bike holders, and are ideal for taking to work, school, the gym, or anywhere else you might go. The lime green color will draw attention to the bottle, thus getting your logo noticed as well. There are several cap colors to choose from to help you customize the look. The mouth on the bottle is large enough to add ice cubes to help keep your drink cool. These 21 oz. water bottles come with a twist on, push- pull cap that helps to prevent any spills. They fit perfectly in the pocket of a backpack. The sport bottles are ship fully assembled for free. This is a refreshing way to get your logo or message seen. So grab your bottle and go. 21 oz, Push-Pull Cap, Great For Ice Cubes. Material: HDPE.