About this item This Water Bottle Straw Perfect fit for ALL Hydro Flask wide mouth water bottles lids and most branded wide mouth sport water bottles lids (16 oz, 18 oz, 20 oz, 32 oz, 40 oz, and 64 oz). The package comes with 6 replacement straws and 2 separate cleaning brushes. This 6 pack of high quality replacement straws and 2 cleaning brushes for Hydro Flask water bottles. Durable and made from food grade plastic material, these are thick and hard not easily crack when needed to be cleaned. Install the Water Bottle Straw into the outlet. Then cut the straw according to the size of the bottle. Follow the instructions as given on the picture detail page. If there are any part defects or missing when you receive it, welcome to tell us. We will solve your problem within 24 hours. The mention of brand any related model designation above is only for purposes of demonstrating compatibility. › See more product details