Bob Martin My LIttle Friend Small Animal Spot On proves 4 weeks protection. Specially developed to protect pet rabbits hamsters guinea pigs and other small rodents from flies fleas ticks lice and mites. My Little Friend Spot On is convenient and easy to use to protect your small animal from these pets. Keeping a pet is fun but also a big responsibility. They rely on you for everything. Make sure that you feed them the best by giving them food that is specially formulated for them change their water and bedding regularly and clean out their cage at least once a week using Bob Martin Cage and Hutch Cleaner. This is particularly important for rabbits who are vulnerable to 'fly strike' where flies can lay their eggs on your pet causing them great distress and actually leading them to becoming very well. Any pet that looks unwell should always be taken to the vet for treatment. Bob Martin Small Animal Spot On will quickly repel flies fleas ticks lice and surface mites. Regular use of this product will ensure continuous protection.