Mark out emergency exit routes or alert users to emergency buttons on consoles and control keyboards with glow in the dark adhesive arrows. A sheet of twenty adhesive arrows with superbright glow in the dark pigmentation that charge in the light before releasing a superbright afterglow in dark conditions. Each arrow measures 2.5cm long making them small enough to mark out control panels but large enough to mark out emergency routes, these glow in the dark arrow stickers are a must have for industrial and commercial premises. Industrial glow in the dark arrow adhesivesmark out emergency routes and control panelshighly pigmented glows brightly in the dark20 arrowsarrow size 2.5cm h x 1.9cm w find out more about how glow in the dark works to get the best from your glow arrow adhesives.