Many options use elastic-band or similar stretch fabrics for comfort and fit. Some vests incorporate neoprene or Lycra components, often used for pockets and to improve the fit.
They use reflective strips and 360-degree reflective materials that bounce light back to drivers and other light sources for passive visibility. Some vests also add LED indicators to provide active illumination.
Many vests include adjustable belts or straps and side closures so you can loosen or tighten the fit around the chest and sides for a secure, comfortable fit.
LED vests describe waterproof LED indicators and wiring, but recommend unplugging or removing the battery case before washing. Care instructions also advise not to bleach, twist, or iron the vest and to let it air dry.
Search results include reflective athletic tights with reflective details and outerwear (for example, a boys’ puffer jacket) that lists reflective elements for visibility.