Mass Properties that take Mass as values are of the form '<Number> <Mass unit of measure>'. E.g., '7 kg'. Properties additionalTypealternateNamedescriptiondisambiguatingDescriptionidentifierimagemainEntityOfPagenamepotentialActionsameAssubjectOfurl { "id": "https://schema.org/Mass", "label": "Mass", "comment": "Properties that take Mass as values are of the form '<Number> <Mass unit of measure>'. E.g., '7 kg'.", "subTypeOf": "https://schema.org/Quantity", "enumerationtype": "", "equivalentClass": "", "properties": "https://schema.org/additionalType, https://schema.org/alternateName, https://schema.org/description, https://schema.org/disambiguatingDescription, https://schema.org/identifier, https://schema.org/image, https://schema.org/mainEntityOfPage, https://schema.org/name, https://schema.org/potentialAction, https://schema.org/sameAs, https://schema.org/subjectOf, https://schema.org/url", "subTypes": "", "supersedes": "", "supersededBy": "", "isPartOf": "" }Getting Started