ITEM NAME:Water Drinking Straws With Lid For Hydro Flask Straw Flip Lids Cap 18 32 40 B2N3 Water Drinking Straws With Lid For Hydro Flask Straw Flip Lids Cap 18 32 40 B2N3 100%Brand New And High Quality. Made from polypropylene (PP#5) which means they are BPA-Free. Excellent design-Flip top spout can help you drink easier than others. Please make sure that the internal rubber seal correctly within the cap lining before use to Suitable for Hydro Flask Wide Mouth Water Bottles-Just cut one of the 4 plastic straws. Material: PP Length: 9.5cm/3.74inch colour:black Package Contents: 1 * Lid Cap 2 * straws