Offer your customers a practical and stylish solution with the Mermaid Scale Boot Cover for Stanley tumblers. Designed for 20oz, 30oz, and 40oz models, this velcro hook side cover enhances grip and protection while offering a space-saving, interchangeable velcro design. No need to store multiple boots—simply swap covers without removing the boot. This cover includes the velcro hook side only. The velcro loop side boot base must be purchased separately for full functionality. Key Features: Interchangeable design, no need to remove the boot Fits 20oz, 30oz, and 40oz Stanley tumblers Durable, high-quality construction Space-saving solution Loop side boot available separately. May. not fit standard cup holders without removing the cover from the boot first. See listing for ordering our full color pallet as shown in pics. 2000+ Sales and 760+ 5 star reviews on Etsy AgapeDesigns3D