These BRÜMATE Black Era / Multishaker / Resa Straw Covers will cover your 30 or 40 ounce Era, Resa, and your Multishaker Straws and keep bugs, dirt, sand & debris (& germs!) out of your drink while you go about your busy day! These are made specifically for these Brümate containers, and are magnetic- 🧲! Just pop them on top of your Era or on the side of your Multishaker & voilá! They’ll stick & will stay put until you put them back onto the straw! No more losing straw covers! They’re ready for all your Adventures! 🌺 🚫 These are NOT for use on the kids LEAP cups (Choking Hazard) 🚫 🌟 Please ask all questions before purchase. 🌟 📷 All items are recorded while packing up for shipping, for transparency and to prevent any misunderstandings. Inventory #H1125121824B