More ideas from Juan
Paint cotton into leather by ~BijousCosplay on deviantART. To this I would comment: use a textile medium to mix your acrylic paint with, or after your piece is dry spray it with waterproof fixative to keep your faux leather from getting ruined.

Paint cotton into leather. Because let's be honest. Killing animals for the sake of a costume you will wear once is kind of ridiculous. <<<<And fake leather is tough to work with