Features:Lining Material: mesh cloth+PU leatherShell Material: TPUSpring Material: TPEShoe Weight:3.5-4.4kg/7.5-9.7 IbsSize Information:EU 36/38（L)------Foot Length 22.5-23.5 cm, Foot Width 8.2 cm, US Women's sizes 6-7, Youth's 4.5-5.5, load weight 50-70kg/110-154 Ibs.EU 39/41（XL)-----Foot Length 24-25 cm, Foot Width 8.7 cm, US Women's sizes 8-9 and Men's 6.5-7.5, load weight 70-90kg/154-198 Ibs.EU 42/44（XXL)----Foot Length 25.5-26.5 cm, Foot Width 9.2 cm, US Women's sizes 9.5-11 and Men's 8-9.5, load weight 90-110kg/198-242 Ibs.Hot New Fitness Trend:People all over the world are discovering the benefits of low-impact training using bounce shoes. You can reduce stress on your joints and lessen the chance of injury.Adjustable Buckles:The shoes are easy to put on and take off - there are 2 or 3 buckles and straps on each boot to ensure a snug and secure fit.Perfect Gift:The ergonomic, portable design makes them the ideal accessory for the gym, traveling, or home use! A nice choice for sports lovers. Very suitable as a gift to your family and friends.Tips:Children must practice with the support of adults until they can run freely.Avoid prolonged sun exposure if you don't use it.Avoid too fast when going downhillDue to different measurement methods, there may be a measurement error of 1-2cm.