Kills ants, cockroaches, woodlice and other crawling insects Dries to a hard clear film, which remains fully effective for months, even when it rains or if the surface is washed with detergents Can be used indoors and outdoors May be applied on any firm non-absorbent surface; ie doors, window frames (not upvc), skirting boards, shelves, concrete & patios etc Flying ants can be eliminated by spraying on surface before take-off