Amazing kenetic spring - incredible visual toy
5 inch diameter flat, almost 10 inches expanded
Great educational toy for math and science students
Fun to play - rolls down your arm and from one arm to another
New toy from the original manufacturer in China - no other sources

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 4.8 inch
Height : 0.5 inch
Length : 5.6 inch

Item Weight: 2.4 ounce (View shipping rates and policies)
Shipping Weight: 3.2 ounce (View shipping rates and policies)

ASIN : B014M8IP9S