Waist Trainer vs Waist Trimmer – What’s the Difference? What is a Waist Trainer? A Waist Trainer is designed to train your waist over time to appear smaller and more snatched. It’s more structured, usually has steel or plastic bones, and gives you that hourglass shape when worn consistently. • Meant for waist shaping & posture support • Not recommended for workouts • Can be tight and restrict breathing if used during intense activity What is a Waist Trimmer? A Waist Trimmer is made specifically