Features:-Hemp inserts each have 3 layers and have a great capacity to absorb and hold important volumes of liquid-Absorption: 4.5 oz-Great to use in any pocket diaper or as a booster to another diaper-Every baby is different and therefore properly adjusting the absorbancy to fit your baby's needs and cycles is key to succeeding in using cloth diapers...without frustrations-Hemp inserts are a very interesting option for those looking for a new solution Fabric: 55% hemp / 45% organic cotton