The basics A slightly opaque blood with the consistency of jam for use in non-flowing cuts. Excellent for use at the base of cuts and scratches.  The benefits Cleans up well with shaving cream or Ivory soap. The Look Bright - To suggest arterial bleeding or oxygen enriched blood, also for use on dark colored surfaces, or in low-light situations. Dark - To suggest vascular bleeding or oxygen depleted blood. Also for use on light colored surfaces. Extra Dark - Same color as our Drying Blood except that it does not dry. The Pro Tip Apply at base of simulated cuts with dental spatula or cotton swabs. To simulate abrasions, use with black stipple sponge.