No diving safety stickers, you can stick them in a high traffic area in the pool, to maximize the warning and caution effectEasy to peel off and stick on most smooth surface. Shallow water sign stickers use the bright blue and red color can remind people to be careful about the water and not to diving in case of danger.The pool warning stickers are made of high quality vinyl material, waterproof and tear resistant, can keep the bright patterns for enough long time, you can paste them in shallow water areas to tell people not to dive for their own safety with confidence.Wide Applications: the adhesive swimming pool depth marker sticker can provide high visibility reminders for entrance and pool deck, you can put it on anywhere you want and people can easily see; The pool signs can only be applied for above water line. AVOID DIRECT