Keep your washing machine clean and free from pet hair. Suitable for washing pet clothing, pet bedding, blankets, fleeces, duvet covers, throws, pet towels, soft toys, tugs, collars and harnesses. It works by retaining all pet hair inside the bag during the wash cycle, whilst allowing a free-flow of water through the bag to clean your items. Small size is 41 x 53cm, large is 58 x 75cm and jumbo is 75 x 80cm.