"A home gym essential, Reebok Gymballs help target your core with exercise variations. Made from non-slip material with a dual-textured surface, the ball supports your workout with maximum grip. Designed using anti-burst technology with a pump included, the ball slowly deflates is punctured to help avoid injury
Sizes: 55 cm / 65 cm / 75 cm
Dual-textured surface maximises grip
Ideal for developing core, stability and posture
55 cm diameter – ideal for users between 155 – 167 cm
65 cm diameter - ideal for users between 170 – 185 cm
75 cm diameter - ideal for users 188 cm or taller"