DuraBall PRO Exercise Ball - 55 cm - 21 inches

This Australian-made ball is ideal for strength training and standing on because it stays round and firm. Burst rated to 1000 lbs. Suitable for exercise use for those between 5'2" and 5'8" (158 and 173 cm). They are also suitable for use as desk chairs for those under 5'2" tall. The result of years of development and rigorous testing, the DuraBall® Pro Exercise Ball offers maximum firmness and support. Have confidence when you put this ultra high quality fitness ball to the test for demanding fitness workouts or weight training routines. It’s perfect for larger individuals and is also suitable as a ball chair when underinflated. Color: Purple Ball sizing guidelines:

ApplicationHeightBall SizeChair5'2" & under55 cmChair5'2" & over65 cmChair6'0" & over75 cmExercise4'1" - 5'1"45 cmExercise5'2" - 5'8"55 cmExercise5'7" - 6'2"65 cmExercise6'3" & over75 cm