Aecs Premium Waist Trimmer for Men & Women - Workout Waist Trainer Make Sweat in Strengthen Tummy & Burn Belly Fat With F1 Waist Trimmer, it assist you to increase the heat temperature of your core abdominal area while you doing exercise/ workout activities. F1 Waist Trimmer cover around your waist fit and firm. With the adjustable tap, you can adjust your size comfortably that allow naturally movement during exercise. Aecs F1 Waist Trimmer are made of Premium latex free Neoprene for Superior heat insulation. The material are also prevent anti-slipping and moisture absorption. By using it effectively, there are no standard answer, no bonus DVD that can show you how to get in shape. It also depends on your daily activities, workout, sleep, and meals. Aecs with deep experience of outdoor sports and fitness, feel free to contact our fitness expertise personal trainer to get support and consult exercise training to improve your body shape.