Navy lace knee length dress with ThinHeat with navy lace overlay. Bet you never thought a dress that looks this good could be thermal. Keep warm whilst looking stylish. HotSquash has 3 unique stylish collections available on Houseoffraser.co.uk: ThinHeat, TempReg and CoolFresh.Cocktail DressesFloralSlash neck3/4 length sleeves95% Polyester, 5% ElastaneMachine Wash 40°C Shop At House Of Fraser