# About Dimension Styles [GstarCAD 2027](Help%20System/GSTARCAD/2027/Index.md) → [Commands](Help%20System/GSTARCAD/2027/Commands/(Commands).md) → [Concepts](Help%20System/GSTARCAD/2027/Commands/02%20Concepts/(Concepts).md) You can control the appearance of dimensions by modifying dimension styles. These settings in dimension styles can be stored for convenience and to help maintain dimensioning standards. [Overview of Dimension Styles (GstarCAD 2026)](Help%20System/GSTARCAD/2026/User%20Guide/Dimensions/Use%20Dimension%20Styles/Overview%20of%20Dimension%20Styles.md) The appearance of dimensions is controlled by a dimension style, which is a named collection of dimension settings. [Control Dimension Geometry (GstarCAD 2026)](Help%20System/GSTARCAD/2026/User%20Guide/Dimensions/Use%20Dimension%20Styles/Control%20Dimension%20Geometry.md) You can control the appearance of dimension lines, extension lines, arrowheads, and center marks. [Control Dimension Text (GstarCAD 2026)](Help%20System/GSTARCAD/2026/User%20Guide/Dimensions/Use%20Dimension%20Styles/Control%20Dimension%20Text.md) You can control the placement of dimension text, arrowheads, and leader lines relative to the dimension and extension lines. [Control Dimension Values (GstarCAD 2026)](Help%20System/GSTARCAD/2026/User%20Guide/Dimensions/Use%20Dimension%20Styles/Control%20Dimension%20Values.md) The numeric values displayed in dimensions can appear in several formats. You can also control how numeric distances are represented. --- [Original help](https://www.gstarcad.net/help/GstarCAD_2027_en-US/detail/commandReferences/About%20Dimension%20Styles.html) · © Gstarsoft Co., Ltd.