This Cleanzy Sponge Multi-Family pack (9-Pack) contains 3x all sponge sizes (1.25, 1.5, 1.75) to ensure you have sponges that suit most bottle openings. These are hands-free weighted reusable bottle sponges. Simply Drop, Shake, & Empty. Colors Include: Green (1.25) (3x), Yellow (1.5) (3x), Blue (1.75) (3x) Each Cleanzy Sponge is comprised of the following components: - Weighted Core - Rubber Extrusions - Abrasive Scrubber These components work together to ensure every portion of your bottle is thoroughly scrubbed. If needed, there are also spaces between the rubber extrusions that allow you to do additional scrubbing. These sponges will clean many different reusable bottle types: - Hydro Flask Bottles - Blender Bottles - Coffee Pot - Wine Decanter - S’well Bottles - Yeti Bottles - To-Go Coffee Mugs - Gatorade Bottles THIS PRODUCT HAS AN AVERAGE LIFESPAN OF 4 MONTHS. The Cleanzy Sponge | Multi-Family | 9-Pack | 3-Pack Bundle Weighted Bottle Brush Kitchen Gift Scrubber Sustainable Lifestyle