I recently held a Batik workshop. My hostess asked that we create a masculine Valentine’s Day card as that always seems to be a challenge. I used Stampin’ Up’s Wanted and Sanded stamp sets, hemp twine, jumbo eyelets and colors from the Earth Elements color family. The colors used were More Mustard, Ruby Red, Real Rust and Chocolate Chip dye ink. The veining was done using Real Rust and Chocolate Chip ink. The Crop-a-dile was used to set the jumbo eyelets.
Here’s another Batik sample:

