Body Spa Light Neoprene Vest with Sleeves Exercise Gym Sauna Shaper Weight Loss The new material is lighter and very comfortable perfect for any kind of workout that needs stretching or to use underneath your clothing fits like a glove!. Sweat more than usual, Increase your metabolism, Increase your mental and physical endurance Detoxify your immune system. Increase flexibility, decreasing the likelihood of injury. Burn more calories Increase your mental and physical endurance. Moves with you through any type of exercise, whether it be MMA, boxing, aerobics, calisthenics Very comfortable top quality Neoprene material, perfect for any kind of workout that needs stretching. Can be worn underneath your clothes or can be combined with your regular activewear. Fits like a glove! Sweat more than usual, increase your body heat and metabolism, increase your mental and physical endurance. Detoxify your immune system. Increase flexibility while decreasing the likelihood of injury. Burn more calories. This Body Spa Sauna Vest has sauna-like qualities, which stimulate better perspiration and help you lose inches. Moves with you through any type of exercise, whether it be running, spinning, cross-fit, boxing, cycling, yoga, etc BREATHABILITY: ALLOWS AIRFLOW WITHOUT AFFECTING THE SAUNA AFFECT. COMFORT: AUTO ADJUSTS TO ANY ARM SIZE. SPANDEX MATERIAL IN THIS AREA IS MORE FLEXIBLE THAN NEOPRENE.