--- title: WeightUnit - Storefront API description: Units of measurement for weight. api_version: 2025-01 api_name: storefront type: enum api_type: graphql source_url: html: 'https://shopify.dev/docs/api/storefront/2025-01/enums/WeightUnit' md: 'https://shopify.dev/docs/api/storefront/2025-01/enums/WeightUnit.md' --- # Weight​Unit enum Units of measurement for weight. ## Valid values * GRAMS Metric system unit of mass. * KILOGRAMS 1 kilogram equals 1000 grams. * OUNCES Imperial system unit of mass. * POUNDS 1 pound equals 16 ounces. *** ## Fields * [Product​Variant.weightUnit](https://shopify.dev/docs/api/storefront/2025-01/objects/ProductVariant#field-ProductVariant.fields.weightUnit) OBJECT A product variant represents a different version of a product, such as differing sizes or differing colors. *** ## Map ### Fields with this enum * <-|[Product​Variant.weightUnit](https://shopify.dev/docs/api/storefront/2025-01/objects/ProductVariant#field-ProductVariant.fields.weightUnit)