INMAKERNo Tie Shoe Laces for Adults and Kids, Elastic Shoelaces for Sneakers, Rubber Silicone Tieless Laces

I have neuropathy in my hands & had difficulty with other laces i tried. How easy are these to install for someone like me?

What size of shoe?

Can you reuse these on another pair of shoes when your shoes wear out

When you order a 12 pack do you get multiple colors?