For Fresh Stains: Hold the stained area face down under cold running water until water runs clear. For Dried Stains: Scrape as much of the blood off the fabric as possible.
For Fresh Stains: Rub the stain with Sard Wonder Stick, Soap, or Spray, following pack instructions, let stand for 30 minutes, then rinse with cold water. For Dried Stains: Soak for 1 hour or overnight for heavy stains in an enzyme pre-treater/water solution made with 1 lid of Sard Wonder Stain Remover in 7 litres of warm water.
Use Dynamo and wash as the care label recommends.