Features: We recommend 6-12 sanitary napkins in small / medium fabric and 1 to 3 large sanitary napkins with high flow rate at each cycle. Simply wrap the wings around your underwear so that the soft gray fabric is against your skin and snaps into place. Long lasting for 2-3 years with proper care. The moment you change the cloth towel as many times as you change the disposable towel. You have to check the pad to visually see how saturated it is. Like a disposable pad, if a cloth pad becomes completely saturated, it may leak. Small size: 23cm long x 17.5cm wide Large Size: 28cm long x 20cm wide Package included: 4 x Reusable Sanitary Towels(S) 4 x Reusable Sanitary Towels(L) 1 x Storage Bag