SereneLife Folding Digital Portable Electric Treadmill – Large Running Surface – Compact Slim Fitness Training Cardio… $513.07 Make sure this fits by entering your model number. SLIM DESIGN WITH LARGE RUNING SURFACE: Featuring a slimmer & more streamlined design than usual + fitted with wheels that lock in place & roll as needed, this motorized low speed treadmill is the easy move cardio solution. Belt size 18. 3” X 51”. HANDLE FOLDS FOR DISCREET STORING: Handle folds down to conveniently slide under furniture, in closets, etc. Fold & roll when done to keep the treadmill out of sight until next time. It’s a hassle-free home workout machine!