(57) A laundry product comprising a particulate laundry composition releasably contained within a single- or multi-compartment sachet formed of or comprising a thermoplastic film of water-soluble poly(ethylene oxide) having a viscosity-average molecular weight of at least 100,000, said film having an outer covering of a flexible, apertured, water-insoluble but water-permeable non-woven, textile or paper sheet-like material. The products have acceptable storage characteristics and freedom from tackinesss under high humidity conditions as well as excellent product dissolution characteristics under typical European and US laundering conditions.