Balls are the ideal density and size for relaxation exercises of the neck, jaw, elbow, hip and more. Approximately 3.5″ in diameter. Set of two. Latex- and phthalate-free.
Franklin Balls come partially inflated but needle inflating pump is required to adjust firmness (sold separately).
*People with known sensitivities may want to consider using the (orange) Smooth Franklin Ball Set when performing the Franklin Method exercises.