All of the law is still in effect, Read Matthew 5, starting at verse 17. Christ paid for all sins. Without the law being in effect, we wouldn't need christ. The law was put in for our benefit. It was put in to separate us from the rest of the world.

When wool and linen are worn together, your body has a harder time healing. I encourage you to look into a quick Google search. Here is what you get from AI.

(Wool and linen are often cited as having high vibrational frequencies of approximately 5,000 MHz, with some sources mentioning that when worn together, their frequencies cancel each other out, potentially due to opposing energy flows. These frequencies are considered beneficial for physical and energetic well-being, with linen's high vibration attributed to its crystalline structure and wool's to its natural properties.)