1pc Our Sweat-Enhancing Thigh Trimmer Is Crafted From Premium Neoprene And Breathable Mesh Fabric, Designed To Trap Body Heat And Boost Local Perspiration During Workouts, Helping You Maximize Sweat Output And Accelerate Calorie Burn In The Thigh Area. The Thick, Heat-Retaining Neoprene Layer Creates A Sauna-Like Effect, Increasing Blood Circulation And Metabolic Activity, While The Breathable Mesh Backing Prevents Excessive Overheating And Discomfort