Stroller wagons (such as the WonderFold or Keenz) are strictly prohibited in all Disney theme parks globally, including Walt Disney World and Disneyland Resort. This policy was enacted to improve "guest flow" and reduce congestion in the walkways. Additionally, many other major theme parks like Dollywood and certain indoor venues like the ESPN Wide World of Sports Complex have followed suit with similar bans. Beyond parks, stroller wagons are often not allowed as gate-checked items on several airlines because their large, non-standard folded dimensions exceed the size limits for traditional strollers; they must often be checked as "oversized luggage" for an additional fee. Furthermore, some public museums and historic sites with narrow hallways or delicate exhibits may restrict their use. Always check the "Prohibited Items" list for your destination in 2026, as the growing popularity of these "wagons" has led to more rigid enforcement of stroller size limits (standardly 31" wide and 52" long).