Offset Edge Slide

Reference

Mode

Edit Mode

Tool

Edge ‣ Offset Edge Slide

Hotkey

Shift-Ctrl-R

Add two edge loops on either side of selected loops.

Cap Endpoint

Extends the loop by creating triangles at endpoints.

Factor

Location of the loop relative to the center loop and the outside edge loops.

Even

Only available for single edge loops. This matches the shape of the edge loop to one of the adjacent edge loops. (See Edge Slide tool for details.)

Flipped

When Even is enabled, this flips the target edge loop to match. (See Edge Slide tool for details.)

Clamp

Clamp within the edge extents.

Correct UVs

Correct UV coordinates when transforming.