This is manual measurement, there are 1-2cm error, measurement unit is cm
Specifications: 58cm(22.84in) * 8K
Stretch length: 76cm(29.92in)
Closed length: 37cm(14.57in)
Diameter: 105cm(41.34in)
Weight: around 455 grams(1.00lb)
Fabric: pongee cloth
Skeleton: steel + fiberglass
Handle: wooden