Eco-friendly refill systems for cosmetics are revolutionizing beauty routines. Ditch the dump. Refill pouches, pods, and jars slip into your original pack—zero new plastic, endless use. Quick hit: Essentials: Reusable outer + compostable inners for creams, serums, powders. Why now: Plastic bans ramp up; 70% shoppers demand refills by 2026. Beginner ease: Home or store...