a2zcare toning ball - soft weighted mini ball/medicine ball (blue (2lbs)) a2zcare should you be in a search for more ordeals in your regular exercises or simply for a exercise tool to enhance your flexibility and speed, toning ball will be a superb option. using toning ball in a combination with balance, core improvement exercises (stomach, back, waist, rear) and others such as squats, lungs, power growth, physiotherapy, rehabilitation... to experience the novelty and find the reward satisfying. eventually, you will be contented with positive effects brought by toning ball.<br><br> <b>why should you choose a2zcare?</b><br><br> our toning ball is designed with a specific shell which is softly comfortable material-phthalates free pvc & no heavy metal elements, containing natural sand harmless to environment. this item is perfectly safe for users. researched design proves to fit comfortably your palm for performing activities easily upgrading body’s endurability, muscles shape and for cardio exercises, raising your body strength.<br><br> <b>hygiene and preservation:</b> keep the gadget in dry place, away from direct sunlight; avoid placing heavy objects on the item for long period as the interior compressed air may be affected; keep far from direct heat; do not use cleaning substances open to dull the polished cover. should wash the item with attar tea and clean water, or a mixture of soap and clean water to more simply remove dust.<br><br> this product has specific smell of pvc; however, it is certified to be safe during unboxing for the first time. for best results please air-out your toning ball for 2-3 days before use.<br><br> <b>6 sizes (in weight and diameter) with different colors:</b> blue-2lbs-4.72", yellow-3lbs-5.12", green-4lbs-5.51", orange-5lbs-5.91", red-6lbs-6.3", purple-8lbs-7.09" and turquoise - 10lbs - 8.2" that give you many choices for certain exercises.<br><br><b>*note:</b> these toning balls are not a bouncing ball. we do not recommend using it on a mini-trampoline (rebounder) or slam it on the floor.