This is the original Deuser band - a thick exercise band in a continuous loop.
Used by dancers for many years, this is a mutifunctional band, complete with suggested exercises.
Allergen information from the manufacturer for those with latex intolerance:
"Although raw latex milk is the basic material of any natural rubber products, in our case the raw latex milk has been specially processed.
Whereby to the changed state of the aggregate, the essential protein compounds are filtered out and our Deuserband Original is latex free."