[Sturdy and Durable]: The gymnastics rings are made of high quality materials that are safe for kids to use.It can be used for both adults and Kids for gym ring.The maximum weight support weight is 250kg(550 pounds). [Adjustable webbing]: The length of webbing is 150 cm(59 inch) and the folded length is 75 cm(29.5 inch).The thickended webbing can be easily adjusted to accommodate different heights and skill levels. [Portable]: The gymnastics rings Can Be Easily Disassembled And Transported For Use At Different Locations,INDOOR & OUTDOOR.