Thera‐Band SCP Pro Series ball, 45 cm (17.7 in), yellow

The thera-band sds (slow deflate system) exercise ball is made from a specially formulated compound that enables the ball to resist the tendency to burst when punctured. included exercise guide illustrates correct positions for 24 exercises designed to increase flexibility, improve coordination and strengthen the abdomen, back, chest, arms, thighs, legs and buttocks.