Home Gym Equipment: Eco Exercise Ball Kit with Poster. Stretch, strengthen, and sculpt your entire body with our planet and health-friendly Exercise Ball kit. With the Eco Exercise Ball Kit with Poster you will firm and tone your body, define your abs and waistline, release pent up stress and tension, improve balance, flexibility, and coordination. Look and feel great with the effective whole body stretch and workout that the Eco Exercise Ball Kit with Poster offers. Features Include: Phthalate-free, anti-burst exercise ball Beautiful instructional exercise poster Foot pump for quick, easy ball inflation Dimensions: Small Ball: 22" Diameter; 3.25 lbs. Medium Ball: 26" Diameter; 3.7 lbs. Large Ball: 30" Diameter; 4.04 lbs.