As one of its daily deals, Amazon offers the Gaiam Balance Ball Chair
in nine colors (Black pictured), model no. 610-6002RTL, for $59.98
with free shipping
. That's $17 under our May mention and the lowest total price we could find now by $20. It features a 300-lb. weight capacity and includes a removable 52cm balance ball, adjustable support bar, easy-glide casters, and an air pump. Deal ends today.