Sport Extreme Black Resistance Bands

Black Sport Extreme Slimming Sleeves from IN MY SIZE 

Sports sauna-effect sleeves to achieve slimmer, more toned arms.

Made of fabric containing 88% Neoprene and 12% Lycra, they are ideal for use during your workouts. This material promotes thermogenesis, which acts on cellulite and fat cells.

Do not use for more than 4 hours.