a support for parts of the human body , for example a bicycle saddle , padded support elements , cushions , chairs , armchairs , armrests , supports for triathlon bike handlebars , the support including a support shell , a padding positioned on said shell and a coating which covers the padding . the padding includes at least one first gel portion in the vicinity of the coating and a second foam portion in the vicinity of the support shell , the first gel portion being in the form of a layer with a progression which reproduces substantially the form of the upper supporting surface of the support . in one version at least part of this support includes a polymer material derived from renewable and / or natural sources .