RANGE_S_MATNR is a standard SAP Structure so does not store data like a database table does. It can be used to define the fields of other actual tables or to process "Line of Range Table for Data Element MATNR" Information within sap ABAP programs. This is done by declaring abap internal tables, work areas or database tables based on this Structure. These can then be used to store and process the required data appropriately. i.e. DATA: wa_RANGE_S_MATNR TYPE RANGE_S_MATNR.
The RANGE_S_MATNR table consists of various fields, each holding specific information or linking keys about Line of Range Table for Data Element MATNR data available in SAP. These include OPTION (Type of OPTION component in row type of a Ranges type), LOW (Material Number), HIGH (Material Number)... See below for full list along with technical details, documentation, text table, check tables, foreign key relationships, conversion routines, relevant tcodes and example ABAP select code etc. .