Child on Board Vehicle Warning Safety Stickers 130mm x 130mm approximately in size 13cmx13cm 3-5 Year Outdoor All Weather Durability Comes with self adhesive sticky back For Car or Vehicle Use To be stuck externally outside simply peel & stick Perfect for all vehicles more so ones with privacy glass or tinted windows These warning signs are more effective than internal hanging signs, as these are clearly seen avoiding glare on the glass from the natural sunlight and evening street or vehicle lights Make it clear to other road users that you have a CHILD on board!