It is a matter of size, not weight. If a person is too large to fit into the restraints, then they cannot ride. It depends on how a person is built. For example, a guy with a large chest may not be able to ride, but someone else that weighs more than him might.

In 2026, theme parks have made significant strides in inclusivity, but "size" remains a factor of safety based on a ride's restraint system. Most roller coasters do not have a strict weight limit; instead, they have dimensional requirements to ensure that the lap bar, shoulder harness, or "T-bar" can lock securely into place. This is often referred to as the "click" requirement. Many modern coasters, such as those at Universal Orlando or Cedar Point, now provide "test seats" at the entrance of the queue so guests can check their fit privately before waiting in line. Some rides also offer "modified seating" (often rows 4 or 5) with larger harnesses designed for guests with broader chests or larger midsections. If a guest cannot fit comfortably and securely so that the safety sensors can engage, they will be asked to exit the ride for their own safety. In 2026, it is highly recommended to check the "Accessibility" section of a park's website for specific seat dimensions.