A melt body comprising (a) 20 to 95 wt.%, based on the total weight of the composition, sodium acetate trihydrate (Na(CH 3 COO) · 3H 2 O); (b) 0.1 to 20 wt.% of at least one fragrance; (c) at least one buffer system, preferably a solid buffer system, of such a type and in such an amount that when 1 g of the composition is dissolved in 50 g of deionized water, a pH of 12, preferably 11.5, more preferably 11, is not exceeded and the buffer capacity of the resulting solution is at least 2 mg HCI/g composition, preferably at least 3 mg HCI/g composition, more preferably at least 4 mg HCI/g composition, wherein the buffer system is selected from the group consisting of sodium hydrogen carbonate, sodium carbonate, disodium hydrogen phosphate, sodium glutamate, sodium aspartate, tris(hydroxymethyl)aminomethane (TRIS) and combinations thereof, preferably TRIS; (d) optionally up to 25 wt.%, preferably 0.5 to 3 wt.%, based on the total weight of the composition, of an inorganic rheology modifier, preferably an inorganic rheology modifier from the group of fumed silicas; (e) optionally up to 25 wt.%, preferably 0.5 to 3 wt.%, based on the total weight of the composition, of an organic rheology modifier, preferably an organic rheology modifier from the group of celluloses, preferably microfibrillated celluloses; (f) optionally up to 25 wt.% of an emulsifier, preferably an emulsifier from the group of fatty alcohols, fatty alcohol alkoxylates, fatty amide ethoxylates, fatty alcohol sulfates, fatty alcohol ether sulfates, alkylbenzene sulfonates, allyl polyglycosides, fatty acid sorbitan esters, alkylamine oxides, alkyl betaines or combinations thereof; (g) optionally up to 25 wt.%, based on the total weight of the composition, of at least one solid or filler that is different from (c), (d) and (e); (h) optionally at least one dye. (a) 20 to 95 wt.%, based on the total weight of the composition, sodium acetate trihydrate (Na(CH 3 COO) · 3H 2 O); (b) 0.1 to 20 wt.% of at least one fragrance; (c) at least one buffer system, preferably a solid buffer system, of such a type and in such an amount that when 1 g of the composition is dissolved in 50 g of deionized water, a pH of 12, preferably 11.5, more preferably 11, is not exceeded and the buffer capacity of the resulting solution is at least 2 mg HCI/g composition, preferably at least 3 mg HCI/g composition, more preferably at least 4 mg HCI/g composition, wherein the buffer system is selected from the group consisting of sodium hydrogen carbonate, sodium carbonate, disodium hydrogen phosphate, sodium glutamate, sodium aspartate, tris(hydroxymethyl)aminomethane (TRIS) and combinations thereof, preferably TRIS; (d) optionally up to 25 wt.%, preferably 0.5 to 3 wt.%, based on the total weight of the composition, of an inorganic rheology modifier, preferably an inorganic rheology modifier from the group of fumed silicas; (e) optionally up to 25 wt.%, preferably 0.5 to 3 wt.%, based on the total weight of the composition, of an organic rheology modifier, preferably an organic rheology modifier from the group of celluloses, preferably microfibrillated celluloses; (f) optionally up to 25 wt.% of an emulsifier, preferably an emulsifier from the group of fatty alcohols, fatty alcohol alkoxylates, fatty amide ethoxylates, fatty alcohol sulfates, fatty alcohol ether sulfates, alkylbenzene sulfonates, allyl polyglycosides, fatty acid sorbitan esters, alkylamine oxides, alkyl betaines or combinations thereof; (g) optionally up to 25 wt.%, based on the total weight of the composition, of at least one solid or filler that is different from (c), (d) and (e); (h) optionally at least one dye.