MI Fit (formerly Kix & Spinz) Categories Fitness Facility/GymHealth & Wellness 8451 SE 68th St Suite 105 Mercer Island WA 98040 (206) 257-1931 Visit Website About Us A Fitness Collective on the south end of Mercer Island. Rep/Contact Info Aron Penski owner Phone: (206) 257-1931 Send an Email Stephanie Wyss Manager Send an Email Share × Print Email Facebook Twitter LinkedIn Tell a Friend ×