In Lotta, a seam is an image that is attached to, and automatically repeats along, the edge of a piece, or an internal line. A seam can be elastic, binding, stitching, a graphic, and so on.
In Lotta, each seam material includes the parts detailed in the following table.
Front of the seam, facing away from the avatar.
Back of the seam.
Various visual channels/maps and supporting properties.
Properties such as mass, friction, thickness, bend, stretch, and so on, stored in the fabric database.
Information added to the tech pack.