Carbonating Bottle Twin Pack, Plastic, 33 oz, Clear/Black

Bottles are BPA-free and do not use any polycarbonate materials. Each bottle may be used for up to two years and replaces over 2,500 bottles and cans from store-bought drinks. Hermetic sealed caps. Twin Pack. Material(s): Plastic; Color(s): Clear/Black; Interior Volume Capacity: 33 oz.