Women"s Pro Shake Weight Lime Green, Intensity and Resistance Adjustable with a simple turn, Easy to use: Fun and easy to use, Use at home while watching TV or in the office, Dramatic results in just 6 minutes a day, Includes DVD: Step by step routine, 3 simple movements, Works for all fitness level, Unique design: Uses revolutionary patent pending Dynamic Inertia technology, Scientifically proven to generate dramatic increase in EMG muscle activity compared to dumbbells, Measurements: 13, 3 in x 3, 5 in x 3, 5 in, Lime green color, Case pack: 4, SKU: DLRDY213551