Keep your property spider web-free with TERRO Cobweb Eliminator! This convenient ready-to-use spray starts working immediately to prevent spiders from forming new webs after you knock them down. Never worry about walking into another web again! So how does it work? Once you remove the old webs, simply spray the affected area with TERRO Cobweb Eliminator. The effective formula offers long-lasting repellency against spiders to keep them from coming back and building new webs. TERRO Cobweb Eliminator is ideal for use around porch lights and other areas where spiders commonly build webs. This product is recommended for outdoor use. However, if using indoors, test a spot first before applying to the rest of the target area.