Bottle with special AutoClose valve, always open and still closed on the bike. Easy drinking, no spills on the bike. Lockable when needed. Dishwasher safe and BPA free polypropylene (PP) material. Wide opening for easy cleaning and filling. Easy to squeeze bottle. - BWB-15 / 2989051533 Part Number: 2989051520 Barcode: 8716683087451 Product Code: BWB-15-CL-750