Composition comprising plurality of particles (90) comprising (a) 40-99% by wt. carrier, (b) 0.0001-5% by wt. enzyme, (c) 0.1-20% by wt. perfume, mean particle mass 1 mg-5000 g, standard deviation of mass <30 mg. Process for forming the particles comprising the steps of providing a precursor material (2), providing a distributor (30) having plurality of apertures (60), passing precursor material through apertures, providing a moving conveyor (80) beneath said distributor, depositing precursor material onto moving conveyor, and cooling precursor material to form particles; precursor material comprises water soluble polymer, 0.0001-5 % by wt. enzyme, and 0.1-20% by wt. perfume, precursor material is provided at a temperature < 70 °C. Process for treating laundry articles with said particles comprising the steps of placing a dose of particles in a dosing cup and dispensing said dose of particles into a washing machine, each particle having a mass between 1 mg to 5 grams.