HEAVY DUTY-GOLD'S GYM ANTI BURST STAY BALL-HEAVY DUTY CONSTRUCTION----65 CM----A BONUS SOLAR RECHARGEABLE LED LIGHT INCLUDED WITH YOUR PURCHASE.... Stay Ball is structured to remain in one place and not roll away while you're not using it Anti-burst feature prevents Stay Ball from bursting during use Max Height falls in between the 5'6" - 5'11" Includes exercise chart and dual-action hand pump Weight limit: 250 lbs.