K1: Description of the class characteristics and general outsole design of a suspects shoe. A footwear outsole design consist of many different elements consisting of various shapes and patterns. These shapes and patterns may show up in impressions made by this particular model of shoe. Some notable elements include:

1. Triangle with rounded corners on the toe, 1 medial side, 1 one lateral side.
2. "H" shaped lugs on forefoot. 3 on medial side, 2 on lateral side.
3. Center of mid foot section cutaway to reveal blue mid sole material.
4. Manufacturers logo in center of midfoot section.
5. Contour lines that following the edge of the outsole on both medial and lateral sides.
6. Concentric circular pattern on center of heel.
7. BRS 1000 letters on the heel.
8. "Horseshoe" shaped rubber pod on heel section.