These substitutes are useful because they are safe to use and can be thrown both indoors and outdoors are easy to grip and light enough to be held at arm s length have a certain amount of drag that forces the throwing arm into a good trailing position cannot be thrown far, which means that novices can repeat throws more often. Fundamentals of Track and Field, Gerry A. Carr, Ph.D. University of Victoria. Leisure Press, Champaign, Illinois 61825-5076. HaloWeights can also be used for young elementary age students. Because they are soft and come in different weights they are safe to use indoors.
Many European countries begin teaching field events at a very young age.
Because HaloWeights require a normal hand hold the grip is not a factor. The discus grip is very difficult to teach and learn. The HaloWeights let the student become successful right away. HaloWeights allow teachers to include the discus in field days, track meets and other self-competitive situations. HaloWeights can be used like medicine balls to develop strength.