Suspension Trainer Your home gym should leave no muscle behind. Robinson recommends the TRX Home2 System ($185, originally $200) for its ability to hit those hard-to-reach muscles. "It supports back exercises that are pretty hard to tackle without some real gym equipment, and it adds stability challenges, too," Robinson told POPSUGAR. Image Source: store.trxtraining.com TRX Home2 System $185 from store.trxtraining.com Buy Now