The Therapy in motion balance and wobble board is made of a durable plastic, making it robust and built to last. The board itself has an anti slip surface as well as anti slip strips making it safe to use, even with sweaty feet. The wobble board helps develop balance, co-ordination and strength, especially when used in combination with other equipment and exercises to add an added layer of difficulty. Physio clinics value the use of wobble boards for both diagnostics and rehabilitation plans, helping strengthen weakened or injured areas. Many typical gym exercises and movements can be made more challenging by incorporating the use of the balance and wobble board. If you value your recovery and strengthening look no further.