Black Logwood Trap Dye - This dye turns traps a dark blue/black color. Instructions: Add one bag of black dye to 7-10 gallons of boiling water, turn the solution down to a simmer and simmer your traps in the trap dye solution for 1 hour. Add water as needed to keep the traps completely submerged. Remove the dyed traps, rinse with water and hang to dry.
14 oz package.
(2nd photo depicts difference comparing brown dye to black)