The size and absorption can be adjusted by us if you need. The inner surface of the diaper is used non-woven, leaky in one direction and providing dry skin, the diapers are fitted with watertight protective barriers on the sides. If it fit for you, the cost can be consult ! I am sure you can buy good quality products with lowest price ! Size m(800*650): absorption not less than 1000 ml . Size l (900*750): absorption not less than 1300 ml.