The Fitness Mad resistance band Medium is ideal for those familiar with resistance training or who are reasonable fit. Strongest band and is ideal for the strong and athletic user. Supplied with resistance training booklet covering key resistance exercises.Dimensions: 1.5 x 0.15m.Resistance: Strong.Colour: Black only.Pack of 10Ideal for clubs and fitness classes.Includes training booklet.WARNING - Contains Latex. DO NOT USE if Allergic.Care Instructions: Resistance bands are made of latex which is an organic natural substance this will break down and deteriorate over time. It should therefore be protected from extreme temperatures chemicals perfumes sweat and moisture which may speed up deterioration. Storing these products properly will help prolong the life of the product. Resistance bands should be laid flat and dusted with talcum powder from time to time. This prevents the rubber from sticking together when warm and will aid the process of tying and untying the bands.