R.I.P Fleas Extra is a long-lasting environmental household flea spray with a pleasant floral fragrance, and one can is sufficient to cover 120sqm. It kills adult fleas on contact and also works against flea eggs and larvae, ticks and dust mites for 12 months. Immature stages are prevented from developing and so never become adults. This extended period of cover protects your house from future attacks for a whole season. RIP Fleas should be used to treat the environment, while a product such as Frontline Spot-On should be applied to your pets. If these measures are taken before fleas can become established, you should never have a flea problem. Contains Permethrin, Tetramethrin and S-Methoprene. One spray can contains 600ml and covers 120sqm.