New, unused item. *Purchased from an authorized retailer. Convenient for replacements! B.box Straw Mug Replacement Straw & Cleaner Set This set includes the innovative weighted straw with slits, which is a key feature of the sippy cup's leak-proof design, and a dedicated cleaner to keep the straw and weight clean. This is a must-have item for cleaning your sippy cup and is also convenient to have as a spare. Set Contents: Replacement Straws / 2 Weight / 1 Cleaner / 1 Materials: Polypropylene / Silicone / Steel Ball (Dishwasher safe) *Do not use in the microwave. * All B.box products are BPA-free, phthalate-free, and PVC-free.