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A process for preparing a water-soluble container which comprises: a) thermoforming a first poly(vinyl alcohol) film having a water content of less than 5 wt % to produce a pocket; b) filling the pocket with a composition; c) placing a second film on top of the filled pocket; and d) sealing the firs

A process for preparing a water-soluble container which comprises: a) thermoforming a first poly(vinyl alcohol) film having a water content of less than 5 wt % to produce a pocket; b) filling the pocket with a composition; c) placing a second film on top of the filled pocket; and d) sealing the first film and second film together.

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1. A process for preparing a water-soluble container which comprises:(a) thermoforming a first polyvinyl alcohol film having a water content of less than 5 wt % and a thickness before thermoforming of 20 μm to 500 μm to produce a pocket; (b) filling the pocket with a composition; (c) placing a secon

1. A process for preparing a water-soluble container which comprises:(a) thermoforming a first polyvinyl alcohol film having a water content of less than 5 wt % and a thickness before thermoforming of 20 μm to 500 μm to produce a pocket; (b) filling the pocket with a composition; (c) placing a second film on top of the filled pocket; and (d) sealing the first film and second film together. 2. A process according to claim 1 wherein the composition in step (b) is an aqueous liquid.3. A process according to claim 2 wherein the aqueous liquid comprises at least 8 wt % water based on the total weight of aqueous liquid.4. A process according to claim 1 wherein the composition is selected from the group consisting of fabric care compositions; surface care compositions, dishwashing compositions, water-softening compositions, laundry compositions, detergent compositions, disinfectant compositions, antibacterial compositions, antiseptic compositions, agricultural compositions and rinse aid.5. A process according to claim 4 wherein the container is suitable for use in a domestic washing machine.6. A process according to claim 1 wherein the composition is a refill composition for a trigger-type spray.7. A process according to claim 1 wherein the second film is a polyvinyl alcohol film.8. A process according to claim 7 wherein the second polyvinyl alcohol film has a water content of less than 5 wt %.9. A process according to claim 7 wherein the second polyvinyl alcohol film has a water content of at least 6 wt %.10. A process according to claim 1 wherein the first polyvinyl alcohol film has a water content of less than 2 wt %.11. A process according to claim 10 wherein the first poly (vinyl alcohol) film has a water content of 0.5 to 1 wt %.12. A method of preparing a composition comprising packaging the composition with a thermoformed polyvinyl alcohol film comprising less than 5 wt % water and a thickness before thermoforming of 20 μm to 500 μm.13. The method according to claim 12, wherein the polyvinyl alcohol film comprises less than 2 wt % water.14. A method of preparing a composition comprising packaging the composition with a polyvinyl alcohol film comprising less than 5 wt % water and a thickness before thermoforming of 20 μm to 500 μm and comprising 5 to 35 wt % plasticiser based on the total weight of the film.15. The method according to claim 14, wherein the polyvinyl alcohol film comprises less than 2 wt % water.