Color:Black&BlueSize:S&M,L&XL,2XL&3XLSauna-like experience:Performing daily activities creates a hot sauna-like experience while workingLightweight:Extremely light and comfortable to wear even for long periods of timeEnhanced Sweating:It molds and moves with your core and waist during workoutsInvisible:Wear it underneath the clothes and no one notice you"re wearing a slimming beltInner Effect:Inner thermogenic polymer fabric increases your core temperatureOuter Effect:Outer performance compression fabric instantly slims and shapes your bodyLIGHT WEIGHT UNDERSHIRT -- Highly-elastic fibre which insures men suit shirt won"t hurt your skin partially during running, jogging, hiking,offering excellent comfort and full range of movement, extremely breathable,heat absorbing and sweat releasing.FAT BURNING ASSISTANT -- Our tank shirt is specifically designed to reduce the appearance of Gynecomastia ,hide "man boobs",deal with "beer belly".Breathable for improving blood circulation and fat burning, and strongly chest shaping while workout or gym.HIDDEN & SLIM BODY SHAPER -- High quality polyester will perfectly snug fit your body,the comfort yet practical design of Our mens slimming compression undershirt provide immediate slimming effect while wearing it underneath all types of clothing.SWEAT SHAPEWEAR -- Our shaper vest uses a heat-trapping polymer fabric to boost your natural body heat and stimulate sweating with any type of physical activity. Wearing it while working out or while performing daily activities, or even at work, creates a hot sauna-like experience.Waist SizeS&M 81~87(cm) 3 1.9~3 4.3(inch)L&XL 87~94(cm) 3 4.3~3 7.1(inch)2XL&3XL 94~100(cm) 3 7.1~3 9.4(inch) Our products are made with the splendid quality materials and are designed to provide you with the best possible user experience.