A helmet having an outer liner with an inward-facing surface, an inner liner with an outward-facing surface that interfaces with the inward-facing surface of the outer liner, and a flexible tether coupling the outer liner to the inner. The inner liner is slidably coupled to the outer liner via a plurality of return springs, the plurality of return springs biasing the inner liner to a first position with respect to the outer liner.

A clip device that secures items together to stabilize movement. An apparatus including the clip device and a strap is secured to a portion of a helmet, ideally so that the strap extends over the top of a wearer's head from ear to ear, to stabilize headwear during use.

Single-use, disposable helmets, hoods, and helmet/hood assemblies are disclosed. Methods of making and using single-use, disposable helmets, hoods, and helmet/hood assemblies are also disclosed.

A helmet for a rider of an on-road or off-road vehicle protects the rider's head. The helmet also may include various features for enhancing the riding experience. For example, the helmet may include a face shield configured to be slidable and rotatable relative to a shell of the helmet. The helmet may also include a chin bar that is slidable and rotatable relative to the shell. Additionally, the helmet may include a peak that provides for toolless adjustment of position of the peak relative to the shell. An inner construction provides a multi-layer system in which at least one layer is an impact layer.