Increases bone density by stimulating osteoblasts, the bone building cells, which helps prevent osteoporosis. Twin turbos increase comfort, stability, and rebound.T-springs can be adapted to the users weight and resistance ability. Safety release system to prevent injury during use. Shoes have been travelling in cold weather, so maybe you could wear them for one day or two until they become softer. And the bottom screws may be loose in transit, please tight them before putting the shoes on. The amount of tariff is composed of two parts.
The item "Blue Jumping Shoes Joyfay Jumps Shoes Exercise Fitness Bounce Shoes XL XXL" is in sale since Tuesday, June 12, 2018. This item is in the category "Sporting Goods\Fitness, Running & Yoga\Fitness Equipment & Gear\Other Fitness Equipment & Gear". The seller is "cleveland_store" and is located in Las Vegas, Nevada.This item can be shipped to United States, Canada.