The Origin Wobble Board (or balance board) is a great piece of equipment for balance, core strength, and excellent for remedial work. The anti-slip top gives the user security on the balance area. Product dimensions; diameter 400mm, height 50mm, thickness 15mm. SPECIFICATION: Brand Origin Usage Home Use, Commercial Use Condition Brand New Warranty All Origin products are covered by a 12 month warranty from day of purchase. The warranty only covers manufacturing faults and defects. Wear and tear is not covered.