Fix on top of walls, gatesand fences to deter intruders and unwanted pests. Triple row of toughpolypropylene pointed cones at varied height for maximum discomfort. UVweather resistant. Fix with nails, screws or adhesive. Each strip can besnapped at intervals for neat fitment. Property owners must besatisfied that no harm will be caused by this product. The suppliedclear warning sign must be displayed, advertising that an anti-intruderdevice has been fitted to the property.