Derrick Rose has taken his game to an MVP level and Power Balance is a part of his game. Now, you can wear a NBA team band similar to Derrick’s and show your Chicago pride at the same time. Made from 100% surgical grade silicone, this band has two holograms, a stretch feature to help easily fit over your hand. XS (6.3 in or 16 cm) S (6.9 in or 17.5 cm) M (7.5 in or 19 cm) L (8.1 in or 20.5 cm) XL (8.7 in or 22 cm)