Get ready to elevate your hydration game with Sweet Starling Co's silicone tumbler boots! Not only do they protect your tumbler from spills and scratches, but they also add a touch of style to your favorite cup. Boots fit many popular tumblers including: * Brumate: 30 & 40 oz Era, Toddy XL * Hydroflask: 32 & 40 oz Traveler, 24 oz Waterbottle * HydroJug: 40 oz Traveler * Owala: 40 oz Tumbler, 24 oz Waterbottle * Simple Modern: 30 & 40 oz Trek, 24 oz Classic * Stanley: 20, 30, & 40 oz Quencher * Yeti: 32 oz Straw Rambler, 20 oz Rambler Tumbler, 12 & 18 oz Waterbottle Care Instructions: These boots are very durable and made with 100% silicone. For easy cleaning, they are dishwasher safe but you can also hand wash with any mild detergent.