Find the best elliptical machine for you at Whichicontreadmill Sporting Goods. Shop a wide selection of elliptical trainers from top cardio brands. NordicTrack Elliptical Trainers from the best in exercise equipment are the perfect addition to your home gym. An elliptical trainer or cross-trainer is a stationary exercise machine used to simulate stair climbing, walking, or running without causing excessive pressure. WhichIconTreadmill offers a wide selection of comfortable commercial elliptical cross-trainer machines. Browse our Elevation, Integrity and Activate series.