Yes, water shoes are highly recommended and fully allowed at Disney World’s water parks, Typhoon Lagoon and Blizzard Beach, as well as on water-based attractions like Tiana's Bayou Adventure. The primary rule is that the footwear must not have exposed metal (like buckles, zippers, or rivets) that could scratch or damage the fiberglass slides. While you can wear them throughout the park to protect your feet from the blistering Florida pavement—which can easily reach temperatures high enough to cause burns—you may be asked to remove them and hold them in your hands for the most intense "speed" slides (like Humunga Kowabunga or Summit Plummet) to ensure your body maintains the correct hydrodynamics for a safe descent. For 2026 travelers, a high-value "pro-tip" is to choose "Aqua Socks" or slip-on rubber styles; they are lightweight, dry quickly, and are accepted in the wave pools and lazy rivers where bare feet can often get scraped on the textured pool floors.